1 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.h (ASM_OUTPUT_EXTERNAL): New macro.
6 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
7 label_ref with an offset.
9 2008-12-21 Andrew Pinski <pinskia@gmail.com>
12 * configure: Regenerate.
14 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
16 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
17 changing operand 1 to a pmode_register_operand.
18 (mips_lhx, mips_lwx): Likewise.
19 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
20 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
21 the value from the argument expression.
23 2008-12-21 Jan Hubicka <jh@suse.cz>
24 Kai Tietz <kai.tietz@onevision.com>
26 * i376.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
27 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
28 call_value_1_rex64_ms_sysv): New patterns.
29 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
30 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
32 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
34 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
35 (alpha_reorg): Call alpha_pad_noreturn.
37 2008-12-21 Denis Chertykov <denisc@overta.ru>
39 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
41 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
44 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
45 if readelf is nowhere to be found.
46 * configure: Regenerate.
48 2008-12-19 Andrew Haley <aph@redhat.com>
50 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
53 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
56 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
57 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
59 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
62 * arm.c (load_multiple_sequence): Initialize ORDER array.
63 (store_multiple_sequence): Likewise.
64 (output_move_double): Make reg0 unsigned.
65 (arm_output_epilogue): Make amount unsigned.
66 (arm_expand_prologue): Move declaration of dwarf before block
69 2008-12-19 Steve Ellcey <sje@cup.hp.com>
71 * df-scan.c ( df_hard_reg_init): Move declaration of i.
73 2008-12-19 Jakub Jelinek <jakub@redhat.com>
76 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
77 use rs6000/x-linux-relax snippet if ld is new enough,
78 otherwise use rs6000/x-linux-O1.
79 * config/rs6000/x-linux-relax: New file.
80 * config/x-cflags-O1: New file.
82 2008-12-18 Joseph Myers <joseph@codesourcery.com>
84 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
85 choice of e500 comparison instructions on flag_finite_math_only &&
86 !flag_trapping_math, not flag_unsafe_math_optimizations.
87 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
88 instructions on flag_finite_math_only && !flag_trapping_math, not
89 flag_unsafe_math_optimizations.
90 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
91 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
92 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
93 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
94 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
95 Condition choice of comparison instructions on
96 flag_finite_math_only && !flag_trapping_math, not
97 flag_unsafe_math_optimizations.
99 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * configure: Regenerate.
103 2008-12-18 Jan Hubicka <jh@suse.cz>
104 Kai Tietz <kai.tietz@onevision.com>
106 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
107 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
108 df_invalidated_by_call to invalidated_by_call_regset.
109 * df.h (df_invalidated_by_call): Remove.
110 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
112 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
113 (globalize_reg): Likewise.
114 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
115 df_byte_lr_alloc): Rename df_invalidated_by_call to
116 invalidated_by_call_regset.
117 * basic-block.h (regs_invalidated_by_call_regset): Declare.
119 2008-12-18 Jan Hubicka <jh@suse.cz>
120 Kai Tietz <kai.tietz@onevision.com>
122 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
124 2008-12-18 Jan Hubicka <jh@suse.cz>
125 Kai Tietz <kai.tietz@onevision.com>
127 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
129 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
130 do not try to modify call used regs.
131 (ix86_maybe_switch_abi): New function.
132 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
134 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
136 PR rtl-optimization/37922
137 * dse.c (bb_info): Added regs_live field.
138 (look_for_hardregs): New function.
139 (replace_read): Added regs_live parameter and code to check that
140 shift sequence does not clobber live hardregs.
141 (check_mem_read_rtx): Added parameter to replace_read.
142 (dse_step1): Added regs_live bitmap and initialize it.
143 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
145 * df-problems.c Renamed to
146 df_simulate_initialize_backwards.
147 (df_simulate_one_insn): Renamed to
148 df_simulate_one_insn_backwards.
149 (df_simulate_artificial_refs_at_top): Renamed to
150 df_simulate_finalize_backwards.
151 (df_simulate_initialized_forwards,
152 df_simulate_one_insn_forwards,
153 df_simulate_finalize_backwards): New functions.
154 * df.h (df_simulate_artificial_refs_at_end): Renamed to
155 df_simulate_initialize_backwards.
156 (df_simulate_one_insn): Renamed to
157 df_simulate_one_insn_backwards.
158 (df_simulate_artificial_refs_at_top): Renamed to
159 df_simulate_finalize_backwards.
160 (df_simulate_initialized_forwards,
161 df_simulate_one_insn_forwards,
162 df_simulate_finalize_backwards): New functions.
163 * ra-conflict.c (global_conflicts): Renamed
164 df_simulate_artificial_refs_at_end to
165 df_simulate_initialize_backwards.
166 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
167 df_simulate_one_insn_backwards.
168 * ifcvt.c (dead_or_predicable): Renamed
169 df_simulate_artificial_refs_at_end to
170 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
171 df_simulate_one_insn_backwards.
172 * recog.c (peephole2_optimize): Ditto.
173 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
175 2008-12-18 Jakub Jelinek <jakub@redhat.com>
178 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
179 (rewrite_expr_tree): Add moved argument, move stmts together if
180 needed. Call remove_visited_stmt_chain.
181 (linearize_expr_tree): Don't move stmts here.
182 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
183 Adjust rewrite_expr_tree caller.
186 * tree-ssa.c (useless_type_conversion_p_1): Return
187 false if inner_type is incomplete and outer_type is complete.
189 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
191 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
192 dependences and the configure options.
193 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
194 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
196 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
199 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
200 only if REG_PARM_STACK_SPACE is defined.
202 2008-12-17 Jan Hubicka <jh@suse.cz>
203 Kai Tietz <kai.tietz@onevision.com>
205 * calls.c (expand_call): Do not sibcall if
206 outgoing_reg_parm_stack_space does not match.
208 2008-12-16 Anatoly Sokolov <aesok@post.ru>
210 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
211 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
216 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
219 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
222 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
224 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
226 * configure: Regenerate.
228 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
231 * arm.c (arm_legitimate_index): Only accept addresses that are in
233 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
234 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
236 (extendqisi2): Likewise.
237 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
238 predicate for operand1.
240 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
242 * config/mips/mips.c (mips_output_conditional_branch): Assert that
243 openrands[1] is a CODE_LABEL.
245 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
247 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
248 the result of mips_prepare_builtin_target.
250 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
252 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
253 if TARGET_ABICALLS is true.
255 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
257 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
258 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
260 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
262 * config/picochip/picochip.c (picochip_override_options): Disable CFI
263 asm and change the signature of brev and byteSwap functions to use
265 * config/picochip/picochip.md (commsTestPort): This is a complex
266 instruction and should not be vliwed. Dont set insn type.
268 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
269 * config/s390/s390.c (s390_swap_cmp): New function.
270 (s390_non_addr_reg_read_p): New function.
271 (s390_z10_optimize_cmp): New function.
272 (s390_reorg): Added call to s390_optimize_cmp.
273 * config/s390/s390.md (nop1): New insn.
275 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
278 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
279 for the milli.a library.
281 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
282 Peter Bergner <bergner@vnet.ibm.com>
285 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
286 TOC into the call pattern.
287 (call_indirect_aix64): Likewise.
288 (call_value_indirect_aix32): Likewise.
289 (call_value_indirect_aix64): Likewise.
290 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
291 to split off the load of the TOC.
292 (call_indirect_nonlocal_aix32): Enable only after reload.
293 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
294 to split off the load of the TOC.
295 (call_indirect_nonlocal_aix64): Enable only after reload.
296 (call_value_indirect_nonlocal_aix32_internal): New insn and split
297 patterns to split off the load of the TOC.
298 (call_value_indirect_nonlocal_aix32): Enable only after reload.
299 (call_value_indirect_nonlocal_aix64_internal): New insn and split
300 patterns to split off the load of the TOC.
301 (call_value_indirect_nonlocal_aix64): Enable only after reload.
303 2008-12-12 Andreas Schwab <schwab@suse.de>
306 2008-12-12 Andreas Schwab <schwab@suse.de>
307 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
310 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
312 PR tree-optimization/32044
313 * tree-scalar-evolution.h (expression_expensive_p): Declare.
314 * tree-scalar-evolution.c (expression_expensive_p): New function.
315 (scev_const_prop): Avoid introducing expensive expressions.
316 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
318 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
321 * graphite.c (nb_reductions_in_loop): Use simple_iv.
323 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
325 * config/i386/x86intrin.h: New header file to support all x86
327 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
329 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
332 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
335 2008-12-12 Andreas Schwab <schwab@suse.de>
337 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
340 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
342 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
343 Use Pmode for scratch reg.
344 (*mb_internal): Use (match_dup 0) for unspec operand.
346 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
348 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
349 floor_log2 of zero. Negate widened zero.
351 2008-12-12 Ben Elliston <bje@au.ibm.com>
353 * config/fp-bit.c (nan): Rename from this ...
354 (makenan): ... to this.
356 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
358 * config/mips/mips.md (*branch_bit<bbv><mode>,
359 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
360 label becomes operands[1].
362 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
364 PR tree-optimization/38446
365 * graphite.c (register_bb_in_sese): New.
366 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
367 looking at the bbs in the region.
368 * graphite.h (sese): Add region_basic_blocks pointer set to
369 structure and initialize at the time of defining new scop.
371 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
373 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
374 (find_params_in_bb): Do not free data refs.
375 (free_graphite_bb): Add FIXME on disabled free_data_refs.
377 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
379 * graphite.c (struct ivtype_map_elt): New.
380 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
381 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
382 gcc_type_for_cloog_iv): New.
383 (loop_iv_stack_patch_for_consts): Use the type of the induction
384 variable from the original loop, except for the automatically
385 generated loops, i.e., in the case of a strip-mined loop, in
386 which case there is no original loop: in that case just use
388 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
389 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
390 (clast_name_to_gcc): Accept params to be NULL.
391 (clast_to_gcc_expression): Take an extra parameter for the type.
392 Convert to that type all the expressions built by this function.
393 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
394 (graphite_translate_clast_equation): Compute the type of the
395 clast_equation before translating its LHS and RHS.
396 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
397 (graphite_create_new_loop): Compute the type of the induction
398 variable before translating the lower and upper bounds and before
399 creating the induction variable.
400 (rename_variables_from_edge, rename_phis_end_scop): New.
401 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
402 (sese_add_exit_phis_edge): Do not use integer_zero_node.
403 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
404 compute_cloog_iv_types): New.
405 (gloog): Call compute_cloog_iv_types before starting the
406 translation of the clast.
408 * graphite.h (struct graphite_bb): New field cloog_iv_types.
409 (GBB_CLOOG_IV_TYPES): New.
410 (debug_ivtype_map): Declared.
411 (oldiv_for_loop): New.
413 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
416 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
417 (param_index): Assert if parameter is not know after parameter
419 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
420 (find_scop_parameters): Mark, that we have finished parameter
422 (graphite_transform_loops): Move condition detection before parameter
424 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
426 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
429 * emutls.c (__emutls_get_address): Make sure offset is really zero
430 before initializing the object's offset.
432 2008-12-11 Jakub Jelinek <jakub@redhat.com>
435 * gimplify.c (gimplify_init_constructor): Don't force constructor
436 into memory if there is just one nonzero element.
438 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
440 Fix testsuite/gfortran.dg/graphite/id-4.f90.
441 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
444 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite.c (build_scops_1): Initialize open_scop.exit
449 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
450 Jan Sjodin <jan.sjodin@amd.com>
451 Harsha Jagasia <harsha.jagasia@amd.com>
463 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
464 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
466 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
467 * Makefile.in (graphite.o): Depend on value-prof.h.
468 (graphite.o-warn): Removed -Wno-error.
469 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
470 to be a NULL pointer. Call update_stmt. Return the newly created
471 cannonical induction variable.
473 * graphite.h (debug_rename_map): Declared. Fix some comments.
475 * graphite.c: Reimplement the code generation from graphite to gimple.
476 Include value-prof.h.
477 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
478 (get_old_iv_from_ssa_name): Removed.
479 (graphite_stmt_p): New.
480 (new_graphite_bb): Test for useful statements before building a
481 graphite statement for the basic block.
482 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
483 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
484 (recompute_all_dominators, graphite_verify,
485 nb_reductions_in_loop, graphite_loop_normal_form): New.
486 (scop_record_loop): Call graphite_loop_normal_form.
487 (build_scop_loop_nests): Iterate over all the blocks of the
488 function instead of relying on the incomplete information from
489 SCOP_BBS. Return the success of the operation.
490 (find_params_in_bb): Use the data from GBB_DATA_REFS.
491 (add_bb_domains): Removed.
492 (build_loop_iteration_domains): Don't call add_bb_domains.
493 Add the iteration domain only to the basic blocks that have been
494 translated to graphite.
495 (build_scop_conditions_1): Add constraints only if the basic
496 block have been translated to graphite.
497 (build_scop_data_accesses): Completely disabled until data
498 dependence is correctly implemented.
499 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
500 (remove_all_edges_1, remove_all_edges): Removed.
501 (get_new_name_from_old_name): New.
502 (graphite_rename_variables_in_stmt): Renamed.
503 rename_variables_in_stmt. Call get_new_name_from_old_name.
504 Use replace_exp and update_stmt.
505 (is_old_iv): Renamed is_iv.
506 (expand_scalar_variables_stmt): Extra parameter for renaming map.
507 Use replace_exp and update_stmt.
508 (expand_scalar_variables_expr): Same. Use the map to get the
509 new names for the renaming of induction variables and for the
510 renaming of variables after a basic block has been copied.
511 (expand_scalar_variables): Same.
512 (graphite_rename_variables): Renamed rename_variables.
513 (move_phi_nodes): Removed.
514 (get_false_edge_from_guard_bb): New.
515 (build_iv_mapping): Do not insert the induction variable of a
516 loop in the renaming iv map if the basic block does not belong
518 (register_old_new_names, graphite_copy_stmts_from_block,
519 copy_bb_and_scalar_dependences): New.
520 (translate_clast): Heavily reimplemented: copy basic blocks,
521 do not move them. Finally, in call cleanup_tree_cfg in gloog.
522 At each translation step call graphite_verify ensuring the
523 consistency of the SSA, loops and dominators information.
524 (collect_virtual_phis, find_vdef_for_var_in_bb,
525 find_vdef_for_var_1, find_vdef_for_var,
526 patch_phis_for_virtual_defs): Removed huge hack.
527 (mark_old_loops, remove_dead_loops, skip_phi_defs,
528 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
529 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
530 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
531 if_region_get_condition_block, if_region_set_false_region,
532 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
533 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
534 sese_add_exit_phis_edge, sese_add_exit_phis_var,
535 rewrite_into_sese_closed_ssa): New.
536 (gloog): Remove dead code. Early return if code cannot be
537 generated. Call cleanup_tree_cfg once the scop has been code
539 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
540 block loops with less than two loops.
541 (graphite_apply_transformations): Remove the call to
542 scop_remove_ignoreable_gbbs.
543 (limit_scops): When build_scop_loop_nests fails, continue on next
544 scop. Fix open_scop.entry.
545 (graphite_transform_loops): Call recompute_all_dominators: force the
546 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
547 Call initialize_original_copy_tables and free_original_copy_tables
548 to be able to copy basic blocks during code generation.
549 When build_scop_loop_nests fails, continue on next scop.
550 (value_clast): New union.
551 (clast_to_gcc_expression): Fix type cast warning.
553 2008-12-10 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/36792
556 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
559 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
561 PR tree-optimization/36792
562 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
564 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
567 * dwarf2out.c (saved_do_cfi_asm): New.
568 (dwarf2out_do_frame): Take it into account.
569 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
571 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
574 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
575 variables initialized from SRAed bit fields.
577 2008-12-10 Martin Guy <martinwguy@yahoo.it>
580 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
581 result will be in an FPU register.
583 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
587 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
588 on the associated SYMBOL_REF_DECL node, if any.
590 2008-12-09 David Daney <ddaney@caviumnetworks.com>
592 * config/mips/sync.md (sync_<optab>_12): Replace
593 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
594 (sync_old_<optab>_12): Remove third paramater to
595 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
596 with MIPS_SYNC_OLD_OP_12_AND.
597 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
598 with MIPS_SYNC_NEW_OP_12_AND.
599 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
600 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
601 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
602 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
603 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
604 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
605 MIPS_SYNC_NEW_OP_12_XOR.
606 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
607 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
608 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
609 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
610 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
611 to implement new __sync_nand semantics.
612 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
613 remove third parameter.
614 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
615 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
616 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
617 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
618 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
619 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
620 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
621 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
623 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
625 * graphite.c (graphite_transform_loops): Always call find_transform ()
626 in ENABLE_CHECKING. So we test these code paths, even if we do not
629 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
631 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
633 2008-12-09 Jakub Jelinek <jakub@redhat.com>
636 * function.h (struct function): Add always_inline_functions_inlined.
637 * ipa-inline.c (cgraph_early_inlining): Set it to true.
638 * tree-optimize.c (execute_fixup_cfg): Likewise.
639 * builtins.c (avoid_folding_inline_builtin): New function.
640 (fold_call_expr): Don't optimize always_inline builtins before
642 (fold_call_stmt): Likewise.
643 (fold_builtin_call_array): Likewise. Don't call
644 fold_builtin_varargs for BUILT_IN_MD builtins.
646 PR tree-optimization/37416
647 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
649 2008-12-09 Janis Johnson <janis187@us.ibm.com>
651 * doc/sourcebuild.texi (Test Directives): Fix formatting.
653 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
655 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
657 * doc/invoke.texi (-fira-region): Describe new option.
658 (-fira-algorithm): Change the values.
660 * ira-conflicts.c (build_conflict_bit_table,
661 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
662 (ira_build_conflicts): Use flag flag_ira_region instead of
663 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
664 base registers for allocnos crossing calls.
666 * flags.h (enum ira_algorithm): Redefine.
667 (enum ira_region): New.
668 (flag_ira_region): New.
670 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
671 instead of flag_ira_algorithm.
673 * toplev.c (flag_ira_algorithm): Change the initial value.
674 (flag_ira_region): New.
676 * ira-int.h (ira_reg_classes_intersect_p,
677 ira_reg_class_super_classes): New.
679 * ira-color.c (update_copy_costs): Use
680 ira_reg_classes_intersect_p. Use right class to find hard reg index.
681 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
682 (assign_hard_reg): Ditto. Pass additional argument to
683 update_conflict_hard_regno_costs. Do not uncoalesce for priority
685 (allocno_priorities, setup_allocno_priorities,
686 allocno_priority_compare_func): Move before color_allocnos.
687 (color_allocnos): Add priority coloring. Use flag flag_ira_region
688 instead of flag_ira_algorithm.
689 (move_spill_restore): Check classes of the same reg allocno from
691 (update_curr_costs): Use ira_reg_classes_intersect_p.
692 (ira_reassign_conflict_allocnos): Ditto.
694 * opts.c (decode_options): Always set up flag_ira. Set up
695 flag_ira_algorithm. Warn CB can not be used for architecture.
696 (common_handle_option): Modify code for -fira-algorithm. Add code
697 to process -fira-region.
699 * ira-lives.c (update_allocno_pressure_excess_length): Process
701 (set_allocno_live, clear_allocno_live, mark_reg_live,
702 mark_reg_dead, process_bb_node_lives): Ditto.
704 * ira-emit.c (ira_emit): Fix insn codes.
706 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
707 instead of flag_ira_algorithm.
708 (allocno_range_compare_func): Ignore classes for priority coloring.
709 (setup_min_max_conflict_allocno_ids): Ditto.
710 (ira_flattening): Use ira_reg_classes_intersect_p.
712 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
714 * common.opt (fira-algorithm): Modify.
717 * ira.c (setup_class_hard_regs): Initialize.
718 (setup_cover_and_important_classes): Modify code setting class
719 related info for priority coloring.
720 (setup_class_translate): Ditto.
721 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
722 (setup_reg_class_intersect_union): Rename to
723 setup_reg_class_relations. Add code for setting up new variables.
724 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
725 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
727 * ira-costs.c (common_classes): New.
728 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
729 (find_allocno_class_costs): Ditto. Use common_classes. Translate
731 (ira_costs): Allocate/deallocate common_classes.
733 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
734 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
737 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
738 smallest_mode_for_size.
740 2008-12-10 Ben Elliston <bje@au.ibm.com>
742 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
744 2008-12-09 Jan Hubicka <jh@suse.cz>
746 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
748 2008-12-09 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/35468
751 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
754 2008-12-09 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/38445
757 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
759 (emit_alias_warning): Adjust.
761 2008-12-09 Andrew Haley <aph@redhat.com>
763 * fixed-value.c (do_fixed_add): Add comment.
764 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
765 * builtins.c (fold_builtin_sqrt): Likewise.
767 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
770 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
772 * calls.c (nitialize_argument_information): Add fntype argument
773 and use it for calls.promote_function_args.
774 (expand_call): Pass fntype to aggregate_value_p if no fndecl
775 available and pass additional fntype to
776 initialize_argument_information.
777 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
778 to get function abi type.
779 (init_cumulative_args): Use for abi kind detection fntype, when no
782 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
784 * config/s390/s390.md (movti, movdi_64, movdi_31,
785 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
786 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
788 (Integer->BLKmode splitter): Removed.
790 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
792 * config/alpha/alpha.c (alpha_set_memflags): Process memory
793 references in full insn sequence.
795 2008-12-09 Jason Merrill <jason@redhat.com>
797 * gimplify.c (gimplify_init_constructor): Revert to using < rather
798 than <= for sparseness test.
801 * gimplify.c (gimplify_init_constructor): Don't write out a static
802 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
805 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
808 Fix testsuite/gfortran.dg/graphite/id-3.f90.
809 * graphite.c (scopdet_basic_block_info): Fix bug that found some
810 regions more than once.
812 2008-12-09 Ben Elliston <bje@au.ibm.com>
814 * emutls.c (__emutls_get_address): Prototype.
815 (__emutls_register_common): Likewise.
817 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
819 2008-12-09 Ben Elliston <bje@au.ibm.com>
821 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
823 2008-12-08 Steve Ellcey <sje@cup.hp.com>
825 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
826 (nonlocal_goto_receiver): New instruction.
828 2008-12-08 Jakub Jelinek <jakub@redhat.com>
831 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
834 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
835 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
837 2008-12-08 Richard Henderson <rth@redhat.com>
840 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
841 (SET_TYPE_MODE): New.
842 * c-decl.c (parser_xref_tag): Use it.
843 (finish_enum): Likewise.
844 * tree.c (build_pointer_type_for_mode): Likewise.
845 (build_reference_type_for_mode, build_index_type): Likewise.
846 (build_range_type, make_vector_type): Likewise.
847 (build_common_tree_nodes_2): Likewise.
848 * stor-layout.c (compute_record_mode): Likewise.
849 (finalize_type_size, layout_type, make_fract_type): Likewise.
850 (make_accum_type, initialize_sizetypes): Likewise.
851 (vector_type_mode): New.
852 * function.c (allocate_struct_function): Call
853 invoke_set_current_function_hook before querying anything else.
855 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
857 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
859 * alias.c (find_base_term): Synch LO_SUM handling with what
860 find_base_value does.
862 2008-12-08 Andrew Haley <aph@redhat.com>
863 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
865 * gimple.h (gimple_build_try): Fix declaration.
867 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
868 * fixed-value.c (do_fixed_add): Likewise.
869 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
871 2008-12-08 Jakub Jelinek <jakub@redhat.com>
874 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
875 on parallel and task contexts.
877 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
879 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
881 2008-12-07 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/38405
884 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
885 not sign-extend truth values.
887 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
889 * tree-sra.c (scalarize_use): Create another temporary with the proper
890 type for signed types in the use_all && !is_output bitfield case.
892 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
894 PR rtl-optimization/36365
895 * df-core.c (df_worklist_dataflow_overeager): Remove.
896 (df_worklist_dataflow): Don't call it, use double-queue only.
897 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
899 2008-12-06 Jakub Jelinek <jakub@redhat.com>
902 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
903 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
905 2008-12-07 Ben Elliston <bje@au.ibm.com>
907 * gthr-single.h (__gthread_once): Adjust prototype to match all
908 other gthreads models.
910 2008-12-06 Jakub Jelinek <jakub@redhat.com>
912 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
913 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
916 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
917 operands to mult_type if it isn't narrower than op0's type.
919 2008-12-06 Jan Hubicka <jh@suse.cz>
920 Jakub Jelinek <jakub@redhat.com>
922 PR tree-optimization/38074
923 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
925 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
926 in both dirrection for first match heuristics.
927 (tree_bb_level_predictions): Disable noreturn heuristic when there
928 is no returning path.
930 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
932 PR rtl-optimization/38272
933 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
936 2008-12-05 Jakub Jelinek <jakub@redhat.com>
939 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
940 (pp_c_expression): Likewise.
942 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
945 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
947 2008-12-05 Jakub Jelinek <jakub@redhat.com>
950 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
951 arguments to HOST_WIDE_INT. If type has different signedness
952 than unsignedp or different precision from bitsize, create
953 the right type for BIT_FIELD_REF and cast to type.
954 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
957 2008-03-05 Richard Guenther <rguenther@suse.de>
959 * fold-const.c (fold_truthop): Remove code generating
960 BIT_FIELD_REFs of structure bases.
961 (fold_binary): Likewise.
962 (make_bit_field_ref): Remove.
963 (optimize_bit_field_compare): Remove.
964 (all_ones_mask_p): Remove.
966 2008-12-05 Jakub Jelinek <jakub@redhat.com>
968 * tree-sra.c (sra_explode_bitfield_assignment): Always
969 call unsigned_type_for, if the precision is higher than
970 needed, call build_nonstandard_integer_type.
973 * function.c (assign_parm_find_stack_rtl): If promoted_mode
974 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
978 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
979 only if internal_arg_pointer is a non-virtual pseudo.
981 2008-12-05 Joseph Myers <joseph@codesourcery.com>
983 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
984 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
985 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
987 2008-12-05 Jakub Jelinek <jakub@redhat.com>
989 PR tree-optimization/37716
990 * gimplify.c (gimplify_expr): Allow COND_EXPR if
991 gimplify_ctxp->allow_rhs_cond_expr.
993 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
995 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
996 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
998 (alpha_emit_conditional_branch): Do not generate direct branch
999 for UNORDERED comparisons.
1001 2008-12-05 Andreas Schwab <schwab@suse.de>
1003 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1006 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1009 * fold-const.c (fold_checksum_tree): Change buf type to union
1012 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1015 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1017 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1019 2008-12-05 Ben Elliston <bje@au.ibm.com>
1021 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1023 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1025 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1026 Gary Funck <gary@intrepid.com>
1028 * cse.c (lookup_as_function): Delete mode frobbing code.
1029 (equiv_constant): Re-implement it there for SUBREGs.
1031 2008-12-04 Richard Guenther <rguenther@suse.de>
1034 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1035 (tree-ssa-structalias.o): Remove errors.h dependency.
1036 (tree-ssa-reassoc.o): Likewise.
1037 * tree-ssa-reassoc.c: Do not include errors.h.
1038 * tree-ssa-alias-warnings.c: Remove.
1039 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1040 strict_aliasing_warning_backend.
1041 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1042 (emit_alias_warning): Likewise.
1043 (set_uids_in_ptset): Warn for clear cases of type-punning.
1044 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1047 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1049 * cse.c (equiv_constant): Fix pasto.
1051 2008-12-04 Nick Clifton <nickc@redhat.com>
1053 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1054 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1055 formatting of quotes.
1057 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1060 * fold-const.c (fold_checksum_tree): Allow modification of
1063 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1066 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1067 have the right number of arguments.
1069 2008-12-03 Richard Guenther <rguenther@suse.de>
1072 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1075 2008-12-03 Tomas Bily <tbily@suse.cz>
1078 * tree-loop-distribution.c (build_size_arg): New function.
1079 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1080 Reorganized generating of stmts.
1081 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1082 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1083 Indicate if analysis succeed.
1084 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1085 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1086 Uses new definition of dr_analyze_innermost.
1088 2008-12-03 Ben Elliston <bje@au.ibm.com>
1090 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1092 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1094 PR tree-optimization/37716
1095 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1096 all the needed operations as trees and gimplify_assign it to dst.
1099 * configure.ac (gcc_cv_readelf): Look for readelf.
1100 (gcc_cv_as_cfi_advance_working): Check for working
1101 cfi advances with code alignment factor > 1.
1102 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1103 don't work properly.
1104 * configure: Regenerated.
1106 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1107 Jakub Jelinek <jakub@redhat.com>
1108 Andrew Pinski <andrew_pinski@playstation.sony.com>
1110 PR rtl-optimization/38281
1111 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1112 set it to NULL_RTX afterwards.
1114 * emit-rtl.c (set_insn_deleted): Fix formatting.
1116 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1118 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1120 * config/mips/mips.md (IMOVE32): New mode iterator.
1121 (movsi): Generalize with IMOVE32.
1122 (*movsi_internal): Likewise.
1123 (*mov<mode>_mips16): Likewise.
1126 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1127 Maxim Kuvyrkov <maxim@codesourcery.com>
1129 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1130 PC-relative addressing when compiling for uclinux PIC.
1131 (__cmpdf_internal, __cmpsf_internal): Hide.
1132 (__cmpdf, __cmpsf): Use PIC call sequence.
1134 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1135 Jack Howarth <howarth@bromo.med.uc.edu>
1137 * config/i386/t-darwin64: Add m32 multilib support.
1139 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1141 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1143 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1146 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1147 before using it in POINTER_PLUS_EXPR.
1149 2008-12-02 Richard Guenther <rguenther@suse.de>
1151 PR tree-optimization/38359
1152 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1155 2008-12-02 Martin Jambor <mjambor@suse.cz>
1158 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1160 (forward_propagate_addr_into_variable_array_index): Check that the
1161 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1162 than the gimple code directly.
1164 2008-12-02 Ben Elliston <bje@au.ibm.com>
1166 * config/spu/float_disf.c (__floatdisf): Prototype.
1167 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1168 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1169 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1171 2008-12-02 DJ Delorie <dj@redhat.com>
1173 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1174 (DWARF_CIE_DATA_ALIGNMENT): Define.
1176 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1177 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1178 (xstormy16_expand_prologue): Likewise.
1179 (xstormy16_expand_builtin_va_start): Likewise.
1180 (xstormy16_gimplify_va_arg_expr): Likewise.
1182 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1185 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1186 potentially returned from folding memcpy.
1187 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1188 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1190 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1193 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1194 decoration of function RTL names here on Ada language.
1196 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1198 PR rtl-optimization/38280
1199 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1200 ira_rebuild_regno_allocno_list): New functions.
1201 (regno_allocnos): New static variable.
1202 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1203 Call ira_rebuild_regno_allocno_list.
1205 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1206 Adam Nemet <anemet@caviumnetworks.com>
1208 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1209 LINUX_DRIVER_SELF_SPECS.
1211 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1213 PR rtl-optimization/37514
1214 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1215 from previous insns.
1217 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1220 * c-omp.c (c_finish_omp_for): Only transform pointer
1221 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1223 PR rtl-optimization/38245
1224 * tree-vrp.c (abs_extent_range): New function.
1225 (extract_range_from_binary_expr): Compute range
1226 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1227 or includes zero or if vr1 is VR_RANGE and op0 has some
1230 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1233 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1234 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1235 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1236 to (not:I48MODE (and:I48MODE (...))).
1237 (sync_old_nand<mode>): Ditto.
1238 (sync_new_nand<mode>): Ditto.
1240 2008-12-01 Nick Clifton <nickc@redhat.com>
1242 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1243 Replace uses of the "y" register class with direct references to
1244 the CARRY_REG register.
1245 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1246 register with clobbers of the carry register.
1247 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1248 (xstormy16_split_cbranch): Remove redundant carry parameter.
1249 (xstormy16_expand_arith): Likewise.
1250 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1251 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1252 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1253 (CARRY_REGNUM): Define.
1254 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1256 (xstormy16_expand_arith): Likewise.
1258 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1260 * config/score/score.h (IRA_COVER_CLASSES): Define.
1262 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1265 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1266 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1267 (cmp_sdiv_cc_set): Factor common string.
1268 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1270 (cmp_udiv_cc_set): Factor common string.
1272 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1275 * varasm.c (emutls_finish): Fix common registration.
1277 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1280 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1282 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1284 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1285 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1286 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1287 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1288 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1289 Ignore sub-word case for now.
1290 (sync_nand<mode>_internal): Represent NAND in RTL.
1291 (sync_old_nand<mode): Same.
1292 (sync_old_name<mode>_internal): Same.
1293 (sync_new_nand<mode>): Same.
1294 (sync_new_nand<mode>_internal): Same.
1295 (sync_boolcshort_internal): Expect NAND.
1297 2008-11-28 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/37955
1300 PR tree-optimization/37742
1301 * tree-vect-transform.c (vectorizable_store): Remove assert for
1303 (vectorizable_load): Likewise.
1305 2008-11-27 Richard Guenther <rguenther@suse.de>
1307 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1308 a constraint for the static chain parameter.
1310 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1312 * config/bfin/bfin.opt (micplb): New option.
1313 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1314 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1315 ENABLE_WA_INDIRECT_CALLS): New macros.
1316 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1318 (indirect_call_p): New function.
1319 (workaround_speculation): Handle anomaly 05-00-0426 when
1320 ENABLE_WA_INDIRECT_CALLS is true.
1321 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1322 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1323 * doc/invoke.texi (Blackfin Options): Document -micplb.
1325 2008-11-26 DJ Delorie <dj@redhat.com>
1327 * config/m32c/mov.md ("extendhipsi2"): New.
1329 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1331 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1332 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1334 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1336 * config/mips/mips.md (clear_hazard): Rename to
1337 clear_hazard_<mode>. Use mode-specific addition.
1338 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1339 or gen_clear_hazard_di depending on the size of Pmode.
1341 2008-11-26 DJ Delorie <dj@redhat.com>
1343 * configure.ac: Test m32c-elf-gas for .loc.
1344 * configure: Likewise.
1346 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1349 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1352 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1355 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1356 (memory_barrier): Do not generate memory_barrier_nosse instruction
1358 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1360 2008-11-26 Fredrik Unger <fred@tree.se>
1362 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1363 function name from __floatundisf.
1364 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1367 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1368 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/37869
1371 * tree-ssa-structalias.c (struct constraint_graph): Remove
1372 pt_used and number_incoming members.
1373 (build_pred_graph): Do not allocate them.
1374 (condense_visit): Do not use them.
1375 (label_visit): Likewise.
1376 (free_var_substitution_info): Do not free them.
1378 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1380 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1382 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1384 * ira-color.c (allocno_spill_priority): New function.
1385 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1386 Print more info about the spilled allocno.
1387 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1388 checks on bad spill.
1390 * ira-build.c (loop_node_to_be_removed_p): Remove.
1391 (loop_compare_func, mark_loops_for_removal): New functions.
1392 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1394 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1396 * ira.c (ira): Don't change flag_ira_algorithm.
1398 * params.def (ira-max-loops-num): Change the value.
1400 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1402 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1403 Disable unsupported alternative for ColdFire,
1404 add new alternative that ColdFire can handle.
1406 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1408 * regrename.c (merge_overlapping_regs): Add registers artificially
1409 defined at the top of the basic block to the set of live ones just
1410 before the first insn.
1412 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1413 Joey Ye <joey.ye@intel.com>
1416 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1417 false if we need to align the outgoing stack.
1418 (ix86_update_stack_boundary): Check parm_stack_boundary.
1420 2008-11-25 Richard Guenther <rguenther@suse.de>
1424 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1425 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1426 in favor of dereferenced_ptrs.
1427 (init_alias_info): Adjust.
1428 (delete_alias_info): Likewise.
1429 (compute_flow_insensitive_aliasing): Properly
1430 include all aliased variables.
1431 (update_alias_info_1): Use dereferenced_ptrs.
1432 (setup_pointers_and_addressables): Likewise.
1433 (get_smt_for): Honor ref-all pointers and pointers with known alias
1435 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1437 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1441 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1443 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1445 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1447 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1449 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1451 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1454 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1455 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1457 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1460 UNSPECV_CMPXCHG_[12].
1461 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1462 UNSPECV_CMPXCHG_[12].
1465 * config/i386/sync.md (memory_barrier): New expander.
1467 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1470 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1472 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1474 * pa.c (function_arg): Revert 2008-10-26 change.
1476 2008-11-23 Helge Deller <deller@gmx.de>
1478 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1479 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1480 succeeded and lws_ret is not equal to oldval.
1482 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1484 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1486 2008-11-22 Andreas Schwab <schwab@suse.de>
1488 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1491 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1493 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1494 Use constant 1 as the operand.
1495 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1496 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1497 gen_rdhwr_synci_step_di depending on the size of Pmode.
1499 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386.md (SWI248): New mode iterator.
1503 (SWI32): Remove mode iterator.
1504 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1505 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1506 iterator. Generate popcnt mnemonic without mode extensions
1507 for Darwin x86 targets.
1508 (*popcount<mode>2_cmp): Ditto.
1509 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1510 extensions for Darwin x86 targets.
1512 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1514 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1515 only if HAVE_AS_SPARC_UA_PCREL is defined.
1517 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1519 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1520 allocno_costs value of the classees with the lowest total_costs
1521 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1522 (setup_allocno_cover_class_and_costs): ...rather than here.
1523 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1526 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1529 * builtins.c (expand_builtin_apply_args): Emit sequence before
1530 parm_birth_insn instead of after entry_of_function's first insn.
1533 * function.c (assign_parm_remove_parallels): Pass
1534 data->passed_type as third argument to emit_group_store.
1537 * final.c (mark_symbol_refs_as_used): New function.
1538 * output.h (mark_symbol_refs_as_used): New prototype.
1539 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1540 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1541 * config/arm/arm.md (consttable_4): Likewise.
1544 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1546 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1549 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1550 propagate x = &a into *x = b if conversion from b to a's type is
1553 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1555 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1556 for the liveness computation of the new insn.
1558 2008-11-21 DJ Delorie <dj@redhat.com>
1560 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1561 Moves to/from below100 space (W) can only use r0-r7.
1563 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1566 * doc/invoke.texi (Optimization Options): Fix typo.
1568 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1569 Xuepeng Guo <xuepeng.guo@intel.com>
1571 * config.gcc (extra_headers): For x86 and x86-64, remove
1572 gmmintrin.h, add immintrin.h and avxintrin.h.
1574 * config/i386/gmmintrin.h: Renamed to ...
1575 * config/i386/avxintrin.h: This. Issue an error if
1576 _IMMINTRIN_H_INCLUDED is undedined.
1578 * config/i386/immintrin.h: New.
1580 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1583 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1584 mode of PLUS, not mode of the eliminated register.
1586 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1588 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1589 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1590 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1591 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1592 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1593 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1594 (*nand<mode>3): Rename to *andnot<mode>3.
1595 (*nandtf3): rename to *andnottf3.
1596 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1597 Use CODE_FOR_mmx_andnotv2si3.
1598 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1599 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1600 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1601 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1602 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1604 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1607 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1608 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1609 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1610 to (not:IMODE (and:IMODE (...))).
1611 (sync_old_nand<mode>): Ditto.
1612 (sync_new_nand<mode>): Ditto.
1614 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1616 * config/arm/thumb2.md (thumb2_casesi_internal,
1617 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1619 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1621 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1622 nand to the changed 4.4 semantic.
1624 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1627 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1628 (fold_builtin_memory_op): Handle even the case where just one
1629 of src and dest is an address of a var decl component, using
1630 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1631 and readonly_data_expr src check.
1632 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1635 PR rtl-optimization/36998
1636 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1637 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1638 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1639 stack_adjust_offset callers.
1640 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1642 (compute_barrier_args_size): Handle insns in annulled branches
1645 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1648 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1649 Handle cases when integer argument crosses argument register boundary.
1651 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1654 * config.gcc (i[34567]86-*-solaris2*): Don't include
1655 i386/t-crtstuff here.
1656 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1657 * config/i386/t-sol2: Move to libgcc/config/i386.
1659 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1662 * tlink.c: Include "libiberty.h".
1663 (initial_cwd): Change type into char *.
1664 (tlink_init): Call getpwd instead of getcwd.
1666 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1668 PR rtl-optimization/32283
1669 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1670 of the induction variable to decide whether it may wrap.
1671 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1672 initialization of the bound before the loop.
1673 * simplify-rtx.c (simplify_binary_operation_1): Add two
1674 simplifications regarding AND.
1675 (simplify_plus_minus): Only fail if no simplification is possible.
1676 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1678 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1681 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1682 checking until GIMPLE lowering.
1683 * gimple-low.c (check_call_args): New function.
1684 (lower_stmt) <case GIMPLE_CALL>: Call it.
1686 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1688 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1689 with the same type as the first operand of the AND expression.
1691 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1694 * ira-int.h (struct ira_loop_tree_node): New member
1695 entered_from_non_parent_p.
1697 * ira-color.c (print_loop_title): Print loop bbs.
1699 * ira-emit.c (entered_from_non_parent_p,
1700 setup_entered_from_non_parent_p): New functions.
1701 (not_modified_p): Rename to store_can_be_removed_p. Check there
1703 (generate_edge_moves): Use store_can_be_removed_p instead of
1705 (ira_emit): Call setup_entered_from_non_parent_p.
1707 * ira-build.c (copy_info_to_removed_store_destinations):
1708 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1709 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1710 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1711 update all accumulated attributes.
1713 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1716 * ira-int.h (ira_copy_allocno_live_range_list,
1717 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1718 ira_finish_allocno_live_range_list): New prototypes.
1719 (ira_allocno_live_ranges_intersect_p,
1720 ira_pseudo_live_ranges_intersect_p): Remove.
1722 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1723 ira_pseudo_live_ranges_intersect_p): Rename to
1724 allocnos_have_intersected_live_ranges_p and
1725 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1727 * ira-color.c: ... here
1728 (coalesced_allocno_conflict_p): Use
1729 allocnos_have_intersected_live_ranges_p.
1730 (coalesced_allocnos_living_at_program_points,
1731 coalesced_allocnos_live_at_points_p,
1732 set_coalesced_allocnos_live_points): Remove.
1733 (slot_coalesced_allocnos_live_ranges,
1734 slot_coalesced_allocno_live_ranges_intersect_p,
1735 setup_slot_coalesced_allocno_live_ranges): New.
1736 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1737 (ira_sort_regnos_for_alter_reg): Use
1738 allocnos_have_intersected_live_ranges_p.
1739 (ira_reuse_stack_slot): Use
1740 pseudos_have_intersected_live_ranges_p.
1742 * global.c (pseudo_for_reload_consideration_p): Check
1743 flag_ira_share_spill_slots too.
1745 * ira-build.c (copy_allocno_live_range_list): Rename to
1746 ira_copy_allocno_live_range_list. Make it external.
1747 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1749 (ira_allocno_live_ranges_intersect_p): New.
1750 (ira_finish_allocno_live_range_list): New.
1751 (finish_allocno): Use it.
1752 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1753 (copy_info_to_removed_store_destinations): Ditto. Use
1754 ira_copy_allocno_live_range_list.
1755 (ira_flattening): Use ira_merge_allocno_live_ranges.
1757 * ira.c (too_high_register_pressure_p): New function.
1758 (ira): Switch off sharing spill slots if the pressure is too high.
1760 2008-11-19 Richard Guenther <rguenther@suse.de>
1762 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1763 non-sizetype offsets if their precision matches that of the pointer.
1764 * expr.c (expand_expr_real_1): Always sign-extend the offset
1765 operand of a POINTER_PLUS_EXPR.
1767 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1769 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1770 (mips-sgi-irix[56]*): No need to use fixproto.
1772 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1773 Paul Brook <paul@codesourcery.com>
1775 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1778 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1780 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1782 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1785 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1786 (separate_decls_in_region): Create shared struct even when there
1787 are only reductions.
1789 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1791 * config/picochip/picochip.c (headers): Remove an unnecessary
1794 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1797 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1798 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1800 * config/m68k/m68k.md: Adjust all conditional branches that use the
1801 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1803 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1806 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1807 is a register or zero operand in the correct mode before generating
1808 mtch1 insn or a register operand in the correct mode before generating
1810 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1812 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1814 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1815 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1816 mipsisa*-*-elf*. Handle mipsisa64r2*.
1817 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1818 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1820 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1821 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1823 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1824 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1825 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1828 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1831 * config/i386/i386.md (allocate_stack_worker_32,
1832 allocate_stack_worker_64): Don't use match_dup between input and
1834 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1835 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1837 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1839 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1840 is forced when trying to do a symbol link for it.
1842 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1844 * expmed.c (extract_bit_field_1): Also use a temporary and
1845 convert_extracted_bit_field when the conversion from ext_mode to
1846 the target mode requires explicit truncation.
1848 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1850 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1852 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1853 registers when not optimizing.
1855 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1857 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1858 and its associated define_split. Expose the all-d alternative
1859 to the register allocator, but mark it with "?". Mark the first
1860 alternative with "*?*?".
1861 (*mul_sub_si): Likewise.
1862 (*mul_acc_si_r3900): New pattern.
1864 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1868 propagating x = &a into *x = b, add a cast if not useless
1869 type conversion or don't optimize if another stmt would be
1872 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1875 * optabs.c (expand_sync_operation): Properly handle NAND case
1876 by calculating ~(t1 & val) instead of (~t1 & val).
1877 * builtins.c (expand_builtin_sync_operation): Warn for changed
1878 semantics in NAND builtins.
1879 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1881 * doc/invoke.texi (Warning options): Add Wsync-nand.
1882 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1883 __sync_fetch_and_nand builtin operation in the example. Add a note
1884 about changed semantics in GCC 4.4.
1885 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1886 operation in the example. Add a note about changed semantics in
1889 2008-11-16 Jan Hubicka <jh@suse.cz>
1891 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1894 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1896 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1899 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1902 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1903 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1905 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1906 rather than call_really_used_regs when handling $gp.
1908 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1911 * config/mips/mips.c (machine_function): Update the comment
1912 above global_pointer.
1913 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1914 that a function doesn't need a global pointer.
1915 (mips_current_loadgp_style): Update accordingly.
1916 (mips_restore_gp): Likewise.
1917 (mips_output_cplocal): Likewise.
1918 (mips_expand_prologue): Likewise.
1920 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1922 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1923 parameter. Use DImode for computing the number of registers.
1924 (function_arg): Adjust for above change.
1925 (function_value): Likewise.
1927 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1929 PR tree-optimization/37950
1930 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1931 not computed for the current function.
1933 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1936 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1937 gpr and other COMPONENT_REFs.
1939 2008-11-15 Richard Guenther <rguenther@suse.de>
1941 PR tree-optimization/38051
1942 * tree-ssa-alias.c (update_alias_info_1): Manually find
1945 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1947 * doc/invoke.texi (-mfix-r10000): Document.
1948 * config/mips/mips.opt (mfix-r10000): New option.
1949 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1950 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1951 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1952 (MIPS_SYNC_OP): Likewise.
1953 (MIPS_SYNC_OP_12): Likewise.
1954 (MIPS_SYNC_OLD_OP_12): Likewise.
1955 (MIPS_SYNC_NEW_OP_12): Likewise.
1956 (MIPS_SYNC_OLD_OP): Likewise.
1957 (MIPS_SYNC_NAND): Likewise.
1958 (MIPS_SYNC_OLD_NAND): Likewise.
1959 (MIPS_SYNC_EXCHANGE): Likewise.
1960 (MIPS_SYNC_EXCHANGE_12): Likewise.
1961 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1963 (MIPS_SYNC_NEW_NAND): Likewise.
1964 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1965 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1966 (mips_output_sync_loop): New function.
1967 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1968 Make -mfix-r10000 require branch-likely instructions.
1969 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1970 mips_output_sync_loop.
1971 (compare_and_swap_12): Likewise.
1972 (sync_add<mode>): Likewise.
1973 (sync_<optab>_12): Likewise.
1974 (sync_old_<optab>_12): Likewise.
1975 (sync_new_<optab>_12): Likewise.
1976 (sync_nand_12): Likewise.
1977 (sync_old_nand_12): Likewise.
1978 (sync_new_nand_12): Likewise.
1979 (sync_sub<mode>): Likewise.
1980 (sync_old_add<mode>): Likewise.
1981 (sync_old_sub<mode>): Likewise.
1982 (sync_new_add<mode>): Likewise.
1983 (sync_new_sub<mode>): Likewise.
1984 (sync_<optab><mode>): Likewise.
1985 (sync_old_<optab><mode>): Likewise.
1986 (sync_new_<optab><mode>): Likewise.
1987 (sync_nand<mode>): Likewise.
1988 (sync_old_nand<mode>): Likewise.
1989 (sync_new_nand<mode>): Likewise.
1990 (sync_lock_test_and_set<mode>): Likewise.
1991 (test_and_set_12): Likewise.
1993 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1995 * gcc.c (cc1_options): Fix comment.
1997 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2000 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2001 argtype instead of result_type.
2003 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2005 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2006 subloop_next/next and subloops/childen fields.
2008 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2010 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2011 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2012 (LOCAL_INCLUDE_DIR): Undefine.
2013 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2015 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2017 PR rtl-optimization/37397
2018 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2019 (ALLOCNO_BAD_SPILL_P): New macro.
2021 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2023 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2024 (create_cap_allocno, propagate_allocno_info,
2025 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2026 (update_bad_spill_attribute): New function.
2027 (ira_build): Call it.
2029 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2031 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2033 PR tree-optimization/38104
2034 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2035 before calling mark_symbols_for_renaming, not after it.
2037 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2039 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2040 (OVERRIDE_OPTIONS): Likewise.
2042 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2043 Andrew Stubbs <ams@codesourcery.com>
2044 Gunnar Von Boehn <gunnar@genesi-usa.com>
2047 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2048 the shorter LEA insn over ADD.L where possible.
2050 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2052 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2053 systems, which are assumend to always provide SSP-support in glibc.
2054 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2056 * configure: Regenerate.
2058 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2061 * function.c (gimplify_parameters): For callee copies parameters,
2062 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2064 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2067 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2068 x86 parts into the `i[34567]86-*-linux*' and parts that are
2069 independent of the processor architecture into the `*-*-linux*' cases.
2070 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2071 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2072 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2073 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2074 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2075 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2076 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2078 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2080 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2081 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2082 (ls2_idiv): Likewise idiv3.
2083 (ls2_prefetch): New reservation.
2084 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2085 * config/mips/mips.md (type): Add imul3nc and idiv3.
2086 (length): Handle idiv3.
2087 (any_mod): New code_iterator.
2088 (u): Handle MOD and UMOD.
2089 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2090 (prefetch): Handle TARGET_LOONGSON_2EF.
2092 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2095 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2096 (prune_unused_types_walk): Call it for non-perennial local classes.
2097 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2098 entry, just set it to 2 and recurse on children, don't walk attributes
2101 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2103 * c-common.c (warn_about_parentheses): Add missing whitespace
2106 2008-11-13 Paul Brook <paul@codesourcery.com>
2108 * doc/invoke.texi: Document --fix-cortex-m3.
2109 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2110 Cortex-M3 cpu is selected.
2111 (output_move_double): Avoid overlapping base register and first
2112 destination register when fix_cm3_ldrd.
2113 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2115 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2118 * gimple.h (gimple_range_check_failed): Remove prototype.
2119 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2121 (gimple_range_check_failed): Removed.
2123 2008-11-13 Andrew Haley <aph@redhat.com>
2126 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2129 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2133 2007-05-07 Mike Stump <mrs@apple.com>
2134 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2135 also checks for and while statements in C++.
2137 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2140 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2141 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2142 - which clones are reachable - as "abstract and needed".
2143 * cgraph.c (cgraph_release_function_body): If a node is
2144 "abstract and needed", do not release its DECL_INITIAL() content
2145 that will be needed to emit debug info.
2147 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2150 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2151 to set HAVE_GETIPINFO.
2152 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2153 * configure: Regenerate.
2154 * config.in: Regenerate.
2156 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2159 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2161 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2164 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2165 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2167 2008-11-12 Jason Merrill <jason@redhat.com>
2170 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2173 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2175 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2176 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2181 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2183 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2184 packed-stack special handling.
2185 (FRAME_ADDR_RTX): Add definition.
2187 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2190 * fold-const.c (native_encode_string): New function.
2191 (native_encode_expr): Use it for STRING_CST.
2193 2008-11-12 DJ Delorie <dj@redhat.com>
2195 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2196 insns if the intermediate value will be used later.
2198 2008-11-12 Andreas Schwab <schwab@suse.de>
2200 * config/m68k/m68k.c (print_operand): Mask off extra extension
2201 bits when writing out the representation of real values.
2203 2008-11-12 Ira Rosen <irar@il.ibm.com>
2205 PR tree-optimization/38079
2206 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2209 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2212 * c-pretty-print.c (pp_c_complex_expr): New function.
2213 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2216 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2217 than INNER and INNER is a constant, forcibly align INNER as much
2220 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2222 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2224 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2226 PR rtl-optimization/37363
2227 * simplify-rtx.c (simplify_plus_minus): Don't create
2228 (const (minus ...)) expresisons.
2230 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2232 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2235 2008-11-10 Catherine Moore <clm@codesourcery.com>
2237 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2239 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2240 (BASE_DRIVER_SELF_SPECS): Remove.
2241 (DRIVER_SELF_SPECS): New definition.
2242 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2243 BASE_DRIVER_SELF_SPECS.
2244 * config/mips/sde.h: Likewise.
2245 * config/mips/iris6.h: Likewise.
2246 * config/mips/vr.h: Likewise.
2247 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2249 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2251 PR rtl-optimizations/37948
2252 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2253 (ira_create_copy, ira_add_allocno_copy): New parameter.
2255 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2256 to ira_add_allocno_copy.
2257 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2258 parameter to process_regs_for_copy.
2259 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2260 Fix typo in passing second allocno to ira_add_allocno_copy.
2262 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2263 coalesced allocnos list.
2264 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2266 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2267 (add_ira_allocno_to_ordered_bucket): Rename to
2268 add_allocno_to_ordered_bucket.
2269 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2270 head of coalesced allocnos list.
2271 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2272 Check that it is aready calculated.
2273 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2274 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2276 (coalesce_allocnos): Do extended coalescing too.
2278 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2279 parameter to ira_add_allocno_copy.
2281 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2283 (print_copy): Print copy origination too.
2285 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2288 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2290 PR rtl-optimization/37514
2291 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2292 flag_ira_share_spill_slots to 2 if it's already non-zero.
2293 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2294 flag_ira_share_spill_slots is 2.
2296 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2298 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2299 (prologue_enter_32): Set FB to SP - 4.
2301 2008-11-10 DJ Delorie <dj@redhat.com>
2303 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2304 constraint for single-bit-clear in lower byte of HI constant, vs
2305 Imb which just ignores the upper byte.
2306 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2307 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2308 (iorhi3_16): Check for single bit set, not single bit clear.
2310 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2312 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2314 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2316 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2318 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2319 values living in memory and use more precise alignment information.
2321 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2324 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2325 after __mf_check call if the call must end a bb.
2327 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2331 * combine.c (force_to_mode): Do not process vector types.
2333 * rtlanal.c (nonzero_bits1): Do not process vector types.
2334 (num_sign_bit_copies1): Likewise.
2336 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2338 * config/i386/gnu.h: Add copyright and licensing header.
2339 * config/gnu.h: Likewise.
2341 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2343 * fwprop.c (fwprop_done): Call df_remove_problem.
2345 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2348 * tree-scalar-evolution.c (instantiate_scev_1): Return
2349 chrec_dont_know for VL_EXP_CLASS_P.
2351 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2353 * reg-stack.c (reg_to_stack): Add missing braces in memset
2356 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2358 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2359 (NO_PROFILE_COUNTERS): New define.
2361 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2364 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2366 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2369 * config/sparc/constraints.md (D): New.
2370 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2371 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2373 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2374 Use the 'D' constraint in addition to 'F' in some alternatives.
2375 (DF splitter): Generalize for V64mode.
2376 * doc/md.texi (SPARC): Document the 'D' constraint.
2378 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2380 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2382 2008-11-06 Ben Elliston <bje@au.ibm.com>
2384 * gcc.c: Remove ancient comment about a bug in Sun cc.
2386 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2388 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2390 2008-11-06 Ben Elliston <bje@au.ibm.com>
2392 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2394 2008-11-06 Ben Elliston <bje@au.ibm.com>
2396 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2399 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2402 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2405 2008-11-05 Martin Jambor <mjambor@suse.cz>
2408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2409 pointer arithmetics into array_ref if the array is accessed
2410 through an indirect_ref.
2412 2008-11-05 Richard Guenther <rguenther@suse.de>
2415 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2416 qualified pointer conversion before stripping qualifiers.
2417 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2418 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2419 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2422 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2423 properly canonicalize binary ops.
2424 (forward_propagate_addr_expr_1): Use
2425 may_propagate_address_into_dereference.
2427 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2430 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2431 Initialize uninitialized input registers with a NaN.
2433 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2437 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2439 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2443 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2444 exits and conditions.
2445 * testsuite/gcc.dg/graphite/pr37943.c: New.
2447 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2448 Andrew Pinski <andrew_pinski@playstation.sony.com>
2451 * c-common.c (warn_for_sign_compare): For complex result_type
2452 use component's type.
2454 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2456 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2458 * print-tree.c (print_node): Don't print DECL_INITIAL
2462 * c-common.c (parse_optimize_options): Save and restore
2463 flag_strict_aliasing around decode_options call.
2465 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2467 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2468 (host_detect_local_cpu): Use it instead of casted strings to
2469 compare vendor signatures.
2471 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2474 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2475 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2477 2008-11-03 Catherine Moore <clm@codesourcery.com>
2479 * config/mips.c (mips_conditional_register_usage): Handle the
2480 DSP control register.
2481 * doc/extend.texi: Document the DSP control register.
2483 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2484 Jakub Jelinek <jakub@redhat.com>
2486 * omp-low.c (expand_omp_for_generic): If iter_type has different
2487 precision than type and type is a pointer type, cast n1 and n2
2488 first to an integer type with the same precision as pointers
2489 and only afterwards to iter_type.
2491 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2493 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2494 (UNSPEC_GOTSYM_OFF): New unspec.
2495 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2496 (pic_add_dot_plus_eight): Likewise.
2497 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2498 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2499 UNSPEC_PIC_BASE operands.
2500 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2501 (arm_output_addr_const_extra): Handle it.
2503 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2505 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2506 integer class to full integer class if the offset is not word-aligned.
2508 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2511 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2513 (doloop_optimize): Update call to doloop_modify.
2515 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2517 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2519 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2522 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2523 gcc_cv_as_cfi_directive.
2524 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2525 merging read-only and read-write sections or assembler emits
2526 read-write .eh_frame sections.
2527 * configure: Regenerate.
2529 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2532 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2534 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2536 (rs6000_emit_prologue): Invert logic.
2537 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2538 (reg:P 11) instead of match_operand.
2539 (*save_fpregs_<mode>): Likewise.
2540 (*restore_gpregs_<mode>): Likewise.
2541 (*return_and_restore_gpregs_<mode>): Likewise.
2542 (*return_and_restore_fpregs_<mode>): Likewise.
2543 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2544 (reg:P 11) insted of match_operand.
2545 (*restore_gpregs_spe): Likewise.
2546 (*return_and_restore_gpregs_spe): Likewise.
2548 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2550 PR tree-optimization/37684
2551 * gcc.dg/graphite/pr37684.c: New.
2552 * graphite.c (exclude_component_ref): New.
2553 (is_simple_operand): Call exclude_component_ref.
2555 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2557 PR tree-optimization/36908
2558 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2559 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2560 (number_of_rw_in_partition): New.
2561 (partition_contains_all_rw): New.
2562 (ldist_gen): Do not distribute when one of the partitions
2563 contains all the memory operations.
2565 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2567 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2568 EDGE_IRREDUCIBLE_LOOP.
2570 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2572 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2573 where we have one entry point in the loop which isn't the head.
2575 2008-11-03 Richard Guenther <rguenther@suse.de>
2578 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2580 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2583 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2584 for ipa and simple ipa passes.
2586 2008-11-02 Richard Guenther <rguenther@suse.de>
2588 PR tree-optimization/37542
2589 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2590 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2591 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2592 (vn_nary_op_insert_stmt): Likewise.
2593 (visit_use): Likewise.
2595 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2597 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2599 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2600 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2601 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2602 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2603 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2604 peephole2's): Replace unspec with rotate.
2605 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2607 2008-11-02 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/37991
2610 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2611 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2612 (set_ssa_val_to): Print if the value changed.
2613 (simplify_binary_expression): Strip useless conversions.
2615 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2618 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2621 2008-11-01 Richard Guenther <rguenther@suse.de>
2624 * builtins.c (fold_builtin_strspn): Return a size_t.
2625 (fold_builtin_strcspn): Likewise.
2627 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2629 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2630 attribute for struct return convention.
2632 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2634 * config/rs6000/crtsavres.asm: Really, really delete.
2636 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2638 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2640 (rs6000_emit_prologue): Invert logic.
2641 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2642 (reg:P 11) instead of match_operand.
2643 (*save_fpregs_<mode>): Likewise.
2644 (*restore_gpregs_<mode>): Likewise.
2645 (*return_and_restore_gpregs_<mode>): Likewise.
2646 (*return_and_restore_fpregs_<mode>): Likewise.
2647 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2648 (reg:P 11) insted of match_operand.
2649 (*restore_gpregs_spe): Likewise.
2650 (*return_and_restore_gpregs_spe): Likewise.
2652 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2654 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2655 list of word switches that take args.
2657 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2659 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2660 (s390_output_pool_entry): Call it through for_each_rtx.
2663 * expr.c (store_constructor): For vectors, if target is a MEM, use
2664 target's MEM_ALIAS_SET instead of elttype alias set.
2666 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2669 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2672 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2675 * config/rs6000/predicates.md (word_offset_memref_operand):
2676 Restructure code and look inside auto-inc/dec addresses.
2678 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2681 * libgcov.c ( __gcov_indirect_call_profiler): Check
2682 TARGET_VTABLE_USES_DESCRIPTORS.
2684 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2686 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2687 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2688 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2689 offset if eliminating soft frame pointer.
2690 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2691 (stack_protect_test_si): Add initial machine description
2692 for Stack Smashing Protector
2694 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2697 * c-common.c (min_precision): Move to...
2698 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2699 * tree.h (tree_int_cst_min_precision): Declare.
2700 * c-common.h (min_precision): Delete declaration.
2701 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2702 multiplication of non-negative integer constants.
2703 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2704 tree_int_cst_min_precision.
2705 (finish_enum): Likewise.
2707 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2710 * convert.c (convert_to_real): Do not optimize conversions of
2711 binary arithmetic operations between binary and decimal
2712 floating-point types. Consider mode of target type in determining
2713 decimal type for arithmetic. Unless
2714 flag_unsafe_math_optimizations, do not optimize binary conversions
2715 where this may change rounding behavior.
2716 * real.c (real_can_shorten_arithmetic): New.
2717 * real.h (real_can_shorten_arithmetic): Declare.
2719 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2721 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2722 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2723 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2725 (must_save_p): For some workarounds, interrupts need to clobber a
2727 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2728 and LC1 for WA_05000257.
2729 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2730 WA_05000283 and WA_05000315.
2731 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2732 (movbi): Add alternative to set CC to 1; improve code for setting
2734 (dummy_load): New pattern.
2736 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2739 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2740 BLKmode for non-memory, convert using a wider MODE_INT mode
2744 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2745 that haven't been removed yet.
2747 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2749 * config/bfin/bfin.c (struct machine_function): New member
2750 has_loopreg_clobber.
2751 (bfin_expand_movmem): Set it when generating memcpy insns.
2752 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2753 expand_epilogue_reg_restore): If we have hardware loops,
2754 memcpy insns (indicated by has_loopreg_clobber) or function
2755 calls, we need to save the loop registers.
2757 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2759 * config/i386/i386.c (core2_cost): Fix typos in comments.
2761 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2764 * combine.c (make_compound_operation): Don't call make_extraction with
2765 non-positive length.
2766 (simplify_shift_const_1): Canonicalize count even if complement_p.
2768 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2770 * convert.c (strip_float_extensions): Do not remove or introduce
2771 conversions between binary and decimal floating-point types.
2773 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2776 * fold-const.c (distribute_bit_expr): Convert common, left and
2777 right arguments to type.
2779 2008-10-28 Nick Clifton <nickc@redhat.com>
2781 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2782 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2783 call_really_used_regs array rather than the call_used_regs array.
2784 (mn10300_get_live_callee_saved_regs, expand_prologue,
2785 expand_epilogue, output_tst): Likewise.
2787 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2790 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2791 (df_get_entry_block_def_set): Neither here.
2792 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2794 PR tree-optimization/37879
2795 * predict.c (tree_estimate_probability): Check if last_stmt is
2796 non-NULL before dereferencing it.
2798 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2800 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2801 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2802 (ira_fast_allocation): Remove the prototype.
2804 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2805 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2806 (color_pass): Modify the updated costs.
2807 (ira_color): Rename to color. Make it static.
2808 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2809 (ira_color): New function.
2811 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2814 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2816 (set_allocno_live, clear_allocno_live, mark_ref_live,
2817 mark_ref_dead): Invalidate corresponding element of
2818 allocno_saved_at_call.
2819 (process_bb_node_lives): Increment last_call_num. Setup
2820 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2821 allocno was already saved.
2822 (ira_create_allocno_live_ranges): Initiate last_call_num and
2823 allocno_saved_at_call.
2825 * ira-build.c (ira_create_allocno): Initiate
2826 ALLOCNO_UPDATED_COVER_CLASS_COST.
2827 (create_cap_allocno, propagate_allocno_info,
2828 remove_unnecessary_allocnos): Remove setting updated costs.
2829 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2831 * ira.c (ira): Don't call ira_fast_allocation.
2833 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2836 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2839 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2841 * ira-int.h (ira_hard_regno_cover_class): New.
2843 * ira-lives.c (mark_reg_live, mark_reg_dead,
2844 process_bb_node_lives): Use ira_hard_regno_cover_class.
2846 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2847 (setup_hard_regno_cover_class): New function.
2848 (ira_init): Call setup_hard_regno_cover_class.
2850 * ira-costs.c (cost_class_nums): Add comment.
2851 (find_allocno_class_costs): Initiate cost_class_nums.
2852 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2854 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2857 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2858 Rename to copy_info_to_removed_store_destinations. Propagate
2859 conflict hard regs and register stack attribute.
2861 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2864 * pa.c (function_arg_padding): Pad complex and vector types
2865 upward in 64-bit runtime.
2866 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2868 2008-10-26 Matthias Klose <doko@ubuntu.com>
2870 * doc/install.texi: Document requirements on antlr.
2872 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2874 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2877 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2880 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2881 is defined, use it to modify the constant offset.
2883 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2885 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2886 and short arguments to the correct location as mandated by the ABI.
2888 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2890 PR rtl-optimization/37769
2891 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2893 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2895 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2896 unwind-dw2-Os-4-200.o.
2898 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2900 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2901 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2903 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2905 PR tree-optimization/36038
2906 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2907 add sizetype IV with initial value zero instead of pointer type.
2909 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2912 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2913 around bit operation.
2914 * profile.c (is_edge_inconsistent): Likewise.
2915 * fold-const.c (truth_value_p): Move from here...
2916 * tree.h (truth_value_p): ... to here.
2917 * c-tree.h (c_expr): Update description of original_code.
2918 * c-typeck.c (parser_build_unary_op): Set original_code.
2919 (parser_build_binary_op): Update call to warn_about_parentheses.
2920 * c-common.c (warn_about_parentheses): Take two additional
2921 arguments of the operands. Use a switch. Quote operators
2922 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2923 Add warning about !x | y and !x & y.
2924 * c-common.h (warn_about_parentheses): Update declaration.
2926 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2928 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2929 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2930 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2932 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2933 (check-%): For test targets listed in lang_checks_parallelized
2934 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2935 run the testing in multiple make goals, possibly parallel, and
2936 afterwards run dg-extract-results.sh to merge the sum and log files.
2938 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2940 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2941 (mips_move_to_gpr_cost): Likewise.
2942 (mips_move_from_gpr_cost): Likewise.
2943 (mips_register_move_cost): Make more fine-grained.
2945 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2947 * graphite.c (graphite_apply_transformations): Check for
2948 -fgraphite-identity.
2949 * toplev.c (process_options): Add graphite_identity.
2950 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2952 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2954 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2955 mulhisihl and mulhisihh builtins.
2957 From Jie Zhang <jie.zhang@analog.com>
2958 * config/bfin/bfin.md (composev2hi): Put operands into vector
2961 2008-10-22 Chao-ying Fu <fu@mips.com>
2963 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2965 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2967 From Mike Frysinger <michael.frysinger@analog.com>
2968 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2969 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2970 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2971 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2972 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2973 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2974 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2975 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2976 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2977 __ADSPBF51x__ for all of them.
2978 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2979 -mcpu bf512, bf514, bf516, and bf518.
2980 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2981 bf512-none, bf514-none, bf516-none, and bf518-none.
2982 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2983 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2984 * doc/invoke.texi (Blackfin Options): Document that
2985 -mcpu now accepts bf512, bf514, bf516, and bf518.
2987 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2990 * fold-const.c (build_range_type): For 1 .. signed_max
2991 range call build_nonstandard_inter_type if signed_type_for
2992 returned a type with bigger precision.
2994 2008-10-22 Richard Guenther <rguenther@suse.de>
2996 * tree.def (COMPLEX_TYPE): Constrain element type.
2997 * tree.c (build_complex_type): Assert that.
2998 * tree-ssa-structalias.c (could_have_pointers): Complex types
2999 cannot have pointers.
3001 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3004 * c-typeck.c (convert_for_assignment): Do not give declaration's
3005 location for builtins. Spell out which type was expected and which
3008 2008-10-22 Nick Clifton <nickc@redhat.com>
3010 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3011 the fdpic register to be a target when running in fdpic mode.
3013 2008-10-22 Rafael Espindola <espindola@google.com>
3015 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3016 newly created statements.
3018 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3021 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3022 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3023 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3025 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3028 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3029 Adjust -mcmodel=medium description for 2005-07-31 changes.
3031 2008-10-22 Jan Hubicka <jh@suse.cz>
3032 Jakub Jelinek <jakub@redhat.com>
3035 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3037 2008-10-21 Richard Henderson <rth@redhat.com>
3040 * emit-rtl.c (get_spill_slot_decl): Export.
3041 * emit-rtl.h (get_spill_slot_decl): Declare.
3042 * var-tracking.c (vt_add_function_parameters): Relax assertion
3043 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3045 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3047 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3048 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3051 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3054 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3055 processed by get_maxval_strlen.
3057 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3060 * tree.c (get_file_function_name): Copy first_global_object_name.
3061 Centralize call to clean_symbol_name.
3063 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3065 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3066 * config/svr4.h (SVR4_ASM_SPEC): New.
3067 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3068 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3070 * doc/invoke.texi (Option Summary): Add -T to linker options.
3071 (Link Options): Document -T.
3073 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3075 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3078 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3081 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3083 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3085 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3088 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3090 * doc/install.texi: Fix typos in previous patch.
3092 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3094 * doc/install.texi: Document in-tree building of gcc and mpfr.
3096 2008-10-19 Richard Guenther <rguenther@suse.de>
3098 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3100 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3103 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3104 (build_enumerator): Convert enumerators that fit in integer to
3107 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3109 * config/i386/i386.md (unnamed peephole2): Do not force memory
3110 operands of arith or logical instructions into registers for
3111 non-TARGET_READ_MODIFY targets.
3113 (ffs_cmove): Change operand 0 predicate to register_operand.
3114 Change operand 1 predicate to nonimmediate_operand.
3116 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3118 2008-10-18 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3121 VIEW_CONVERT_EXPR case against invalid gimple.
3123 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3125 * c-parser.c (c_parser_binary_expression): Silence the
3126 uninitialized variable warning emitted for binary_loc.
3128 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3130 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3133 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3136 * c-typeck.c (build_unary_op): Use omit_one_operand for
3137 IMAGPART_EXPR of real argument.
3139 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3141 PR tree-optimization/37664
3142 * fold-const.c (fold_binary): When optimizing comparison with
3143 highest or lowest type's value, don't consider TREE_OVERFLOW.
3145 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3148 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3149 * coverage.c: Include tm_p.h.
3150 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3151 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3152 dollar signs from PREFIX.
3153 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3154 instead of manual strip_name_encoding.
3156 2008-10-16 Richard Guenther <rguenther@suse.de>
3159 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3160 volatile qualified functions or methods as relevant.
3162 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3164 PR tree-optimization/37525
3165 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3166 sizetype unsigned constants, both in the case of C and bounds.
3168 2008-10-15 Jan Hubicka <jh@suse.cz>
3170 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3172 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3175 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3176 HARD_REGNO_CALL_PART_CLOBBERED.
3178 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3181 * ira-lives.c (mark_early_clobbers): Remove.
3182 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3183 check_and_make_def_conflicts,
3184 make_early_clobber_and_input_conflicts,
3185 mark_hard_reg_early_clobbers): New functions.
3186 (process_bb_node_lives): Call
3187 make_early_clobber_and_input_conflicts and
3188 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3190 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3191 early clobbers of pseudo-registers.
3193 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3196 * ira-build.c (ira_flattening): Recalculate
3197 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3198 from the scratch instead of the propagation.
3200 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3202 * doc/rtl.texi (const_double): Remove the "addr" operand.
3203 Describe CONST_DOUBLE_* macros under const_double rather
3205 (const_fixed): Fix the operand description.
3206 (const): Add an @findex directive.
3207 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3208 after the constant rtl table.
3209 (fix): Combine floating-point and fixed-point descriptions.
3211 * sched-deps.c (sched_analyze_2): Remove reference to
3214 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3216 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3218 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3219 for UNSPEC_GOTSYM_OFFs.
3220 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3221 (add_GOT_to_pic_reg): Use it.
3222 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3224 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3225 Harsha Jagasia <harsha.jagasia@amd.com>
3227 PR tree-optimization/37485
3228 * graphite.c (gmp_cst_to_tree): Moved.
3229 (iv_stack_entry_is_constant): New.
3230 (iv_stack_entry_is_iv): New.
3231 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3232 (loop_iv_stack_insert_constant): New.
3233 (loop_iv_stack_pop): Use new datatpype.
3234 (loop_iv_stack_get_iv): Same.
3235 (loop_iv_stack_get_iv_from_name): Same.
3236 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3237 (loop_iv_stack_patch_for_consts): New.
3238 (loop_iv_stack_remove_constants): New.
3239 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3240 (translate_clast): Call loop_iv_stack_patch_for_consts and
3241 loop_iv_stack_remove_constants.
3242 (gloog): Use new datatype. Redirect construction edge to end
3243 block to avoid accidental deletion.
3244 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3246 (union iv_stack_entry_data): New. Data in iv stack entry.
3247 (struct iv_stack_entry): New. Datatype for iv stack entries.
3249 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3251 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3252 * graphite.c (free_scop): Same.
3253 (build_scops): Same.
3254 (free_scattering): New.
3255 (build_cloog_prog): Call free_scattering.
3256 (patch_phis_for_virtual_defs): Fix memleak.
3257 (graphite_trans_bb_strip_mine): Same.
3258 (limit_scops): Same.
3260 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3261 Harsha Jagasia <harsha.jagasia@amd.com>
3263 PR tree-optimization/37828
3264 * graphite.c (graphite_trans_loop_block): Do not loop block
3265 single nested loops.
3267 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3269 PR tree-optimization/37686
3270 * tree-loop-linear.c (linear_transform_loops): Build a
3271 loop nest vector. Pass it to lambda_compute_access_matrices.
3272 * tree-data-ref.h (struct access_matrix): Store the loop nest
3273 relative to which it encodes the information.
3274 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3275 (am_vector_index_for_loop): Reimplemented: iterate over the
3276 loop nest for finding the loop index in the access matrix.
3277 (lambda_compute_access_matrices): Update declaration.
3278 * lambda-code.c (build_access_matrix): Pass the loop nest and
3280 (lambda_compute_access_matrices): Same.
3282 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3284 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3285 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3286 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3287 already implies hard float. Also fix several insn condition
3288 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3290 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3293 Based on patches by Laurent Vivier.
3294 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3295 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3296 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3297 dollar sign to underscore.
3298 (ASM_OUTPUT_EXTERNAL): Same.
3299 (ASM_OUTPUT_LABELREF): New.
3300 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3302 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3303 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3304 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3305 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3307 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3309 PR tree-optimization/36881
3310 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3311 that each value doesn't need runtime relocations, for !flag_pic
3312 check that each value is just a valid initializer constant.
3314 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3316 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3317 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3318 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3319 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3321 (REG_CLASS_NAMES): Update accordingly.
3322 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3323 rather than an unpredictable descriptive string.
3324 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3325 (mips_register_move_cost): Check for specific COP*_REGS classes,
3326 instead of ALL_COP_AND_GR_REGS.
3327 (mips_ira_cover_classes): New function.
3328 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3329 (TARGET_IRA_COVER_CLASSES): Define.
3331 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3334 * tree.c (build_type_attribute_qual_variant): Hash on the
3335 unqualified type, and don't overwrite an existing
3336 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3337 allow distinguishing between wchar_t and its underlying type. This
3338 also means that we'll retain a little more typedef information.
3340 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3341 Dmitry Melnik <dm@ispras.ru>
3342 Dmitry Zhurikhin <zhur@ispras.ru>
3343 Alexander Monakov <amonakov@ispras.ru>
3344 Maxim Kuvyrkov <maxim@codesourcery.com>
3346 * target.h (struct gcc_target): Update prototypes of needs_block_p
3348 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3349 * sel-sched.c (create_speculation_check): Likewise.
3350 * doc/tm.texi: Provide documentation for new target hooks.
3352 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3353 (ia64_gen_spec_insn): Removed.
3354 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3355 ia64_gen_spec_check): New static functions.
3356 (ia64_alloc_sched_context, ia64_init_sched_context,
3357 ia64_set_sched_context, ia64_clear_sched_context,
3358 ia64_free_sched_context, ia64_get_insn_spec_ds,
3359 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3360 (ia64_needs_block_p): Change prototype.
3361 (ia64_gen_check): Rename to ia64_gen_spec_check.
3362 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3363 into declaration, add special memory dependencies handling.
3364 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3365 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3366 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3367 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3368 Define new target hooks.
3369 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3370 (ia64_optimization_options): Turn on selective scheduling with -O3,
3371 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3372 default with selective scheduling.
3373 (ia64_override_options): Initialize align_loops and align_functions
3374 to 32 and 64, respectively. Set global selective scheduling flags
3375 according to target-dependent flags.
3376 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3377 (group_barrier_needed): Use new mstop-bit-before-check flag.
3379 (dfa_state_size): Make global.
3380 (spec_check_no, max_uid): Remove.
3381 (mem_ops_in_group, current_cycle): New variables.
3382 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3383 Initialize new variables.
3384 (is_load_p, record_memory_reference): New functions.
3385 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3387 (ia64_variable_issue): Change use of current_sched_info to
3388 sched_deps_info. Update comment. Note if a load or a store is issued.
3389 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3390 advance if maximal number of loads or stores was issued on current
3392 (scheduled_good_insn): New static helper function.
3393 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3394 a group barrier is needed. Fix vertical spacing. Guard the code
3395 doing state transition with last_scheduled_insn check.
3396 Mark that a stop bit should be before current insn if there was a
3397 cycle advance. Update current_cycle and mem_ops_in_group.
3398 (ia64_h_i_d_extended): Change use of current_sched_info to
3399 sched_deps_info. Reallocate stops_p by larger chunks.
3400 (struct _ia64_sched_context): New structure.
3401 (ia64_sched_context_t): New typedef.
3402 (ia64_alloc_sched_context, ia64_init_sched_context,
3403 ia64_set_sched_context, ia64_clear_sched_context,
3404 ia64_free_sched_context): New static functions.
3405 (gen_func_t): New typedef.
3406 (get_spec_load_gen_function): New function.
3407 (SPEC_GEN_EXTEND_OFFSET): Declare.
3408 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3409 (get_mode_no_for_insn): Change the condition that prevents use of
3410 special hardware registers so it can now handle pseudos.
3411 (get_spec_unspec_code): New function.
3412 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3413 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3414 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3415 during selective scheduling.
3416 (ia64_speculate_insn): Use ds_get_speculation_types when
3417 determining whether we need to change the pattern.
3418 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3419 (ia64_spec_check_src_p): Support new speculation/check codes.
3420 (struct bundle_state): New field.
3421 (issue_nops_and_insn): Initialize it.
3422 (insert_bundle_state): Minimize mid-bundle stop bits.
3423 (important_for_bundling_p): New function.
3424 (get_next_important_insn): Use important_for_bundling_p.
3425 (bundling): When shifting TImode from unimportant insns, ignore
3426 also group barriers. Assert that best state is found before
3427 the backward bundling pass. Print number of mid-bundle stop bits.
3428 Minimize mid-bundle stop bits. Check correct calculation of
3429 mid-bundle stop bits.
3430 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3431 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3433 (sel2_run): New variable.
3434 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3435 selective scheduling pass instead of schedule_ebbs.
3437 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3438 (UNSPEC_LDS_A): New UNSPEC.
3439 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3440 movti_internal, movsf_internal, movdf_internal,
3441 movxf_internal): Make visible. Add speculable* attributes.
3442 (output_c_nc): New mode attribute.
3443 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3444 mov<mode>_nc, zero_extend<mode>di2_nc,
3445 advanced_load_check_nc_<mode>): New insns.
3446 (zero_extend*): Add speculable* attributes.
3448 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3449 (msched-stop-bits-after-every-cycle): Likewise.
3450 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3452 (msched-spec-verbose): Remove.
3453 (msched-prefer-non-data-spec-insns,
3454 msched-prefer-non-control-spec-insns,
3455 msched-count-spec-in-critical-path,
3456 msel-sched-dont-check-control-spec): Use Target Report Var
3457 instead of Common Report Var.
3459 * config/ia64/itanium2.md: Remove incorrect bypass.
3461 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3463 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3466 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3467 and -fhelp=separate.
3469 2008-10-14 Ben Elliston <bje@au.ibm.com>
3471 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3473 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3475 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3478 2008-10-13 Matthias Klose <doko@ubuntu.com>
3480 * config/pa/linux-atomic.c: Work around missing header file
3481 for hppa64-linux-gnu targets.
3483 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3484 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3485 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3486 Grace Cao <grace_cao@playstation.sony.com>
3488 * doc/invoke.texi (-mgen-cell-microcode): Document.
3489 (-mwarn-cell-microcode): Document.
3490 * cfglayout.c (locator_location): Export.
3491 * rtl.h (locator_location): Define prototype.
3492 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3494 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3495 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3496 (mwarn-cell-microcode): New option.
3497 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3498 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3499 cell and not already set.
3500 Turn off string instructions if not generating cell microcode.
3501 (rs6000_final_prescan_insn): New function that warns about microcoded
3503 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3504 * config/rs6000/rs6000.md
3505 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3506 the instruction would have been microcoded on the Cell. Set
3507 cell_micro to always on unnamed patterns for the string instructions.
3508 (cell_micro): Update definition, remove load/store conditional
3510 (sign_extend:DI): Define new pattern for non microcoded version.
3511 (sign_extend:SI): Likewise.
3512 (compare (div:P)): Set cell_micro to not.
3513 (andsi3): Define as an expand.
3514 (andsi3_mc): New pattern.
3515 (andsi3_nomc): New pattern.
3516 (andsi3_internal0_nomc): New pattern.
3517 (andsi3_internal2): Rename to ...
3518 (andsi3_internal2_mc): this and enable iff generating microcode.
3519 (andsi3_internal3): Rename to ...
3520 (andsi3_internal3_mc): this and enable iff generating microcode.
3521 (andsi3_internal4): Enable iif generating microcode.
3522 (andsi3_internal5): Rename to ..
3523 (andsi3_internal5_mc): this and enable iff generating microcode.
3524 (andsi3_internal5_nomc): New pattern.
3525 (extzvdi_internal1): Enable iff generating microcode.
3526 (extzvdi_internal2): Likewise.
3527 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3528 (anddi3): Change to expand.
3529 (anddi3_mc): Rename from anddi3.
3530 (anddi3_no_mc): New pattern.
3531 (anddi3_internal2): Rename to ..
3532 (anddi3_internal2_mc): this and enable iff generating microcode.
3533 (anddi3_internal2_nomc): New pattern.
3534 (anddi3_internal3): Rename to ..
3535 (anddi3_internal3_mc): this and enable iff generating microcode.
3536 (anddi3_internal3_nomc): New pattern.
3537 (movti_string): Set cell_micro to always if TARGET_STRING.
3538 (stmsi8): Set cell_micro to always.
3544 (stmsi8_power): Likewise.
3545 (stmsi7_power): Likewise.
3546 (stmsi6_power): Likewise.
3547 (stmsi5_power): Likewise.
3548 (stmsi4_power): Likewise.
3549 (stmsi3_power): Likewise.
3550 (movsi_update2): Enable iff generating microcode.
3551 (movhi_update3): Likewise.
3552 (lmw): Set cell_micro to always.
3554 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3556 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3557 * config/s390/s390.c (machine_function): Remove
3558 decomposed_literal_pool_addresses_ok_p.
3559 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3560 the difference of two labels.
3561 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3562 (s390_pool_offset): New function.
3563 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3564 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3566 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3568 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3569 (powerpc*-*-linux-gnu*): Describe.
3570 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3571 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3572 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3573 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3574 config/rs6000/e500crtres32gpr.asm,
3575 config/rs6000/e500crtres64gpr.asm,
3576 config/rs6000/e500crtres64gprctr.asm,
3577 config/rs6000/e500crtrest32gpr.asm,
3578 config/rs6000/e500crtrest64gpr.asm,
3579 config/rs6000/e500crtresx32gpr.asm,
3580 config/rs6000/e500crtresx64gpr.asm,
3581 config/rs6000/e500crtsav32gpr.asm,
3582 config/rs6000/e500crtsav64gpr.asm,
3583 config/rs6000/e500crtsav64gprctr.asm,
3584 config/rs6000/e500crtsavg32gpr.asm,
3585 config/rs6000/e500crtsavg64gpr.asm,
3586 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3587 * config/rs6000/crtsavres.asm: Really remove.
3589 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3592 * c-format.c (convert_format_name_to_system_name): Use
3593 TARGET_OVERRIDES_FORMAT_INIT.
3594 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3595 * config/i386/mingw.opt: New.
3596 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3597 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3598 (ms_printf_length_specs): Removed const specifier.
3599 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3600 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3602 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3605 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3607 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3610 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3611 sure that ref has valid bb.
3613 2008-10-12 Richard Henderson <rth@redhat.com>
3616 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3617 * alias.c (value_addr_p, stack_addr_p): Remove.
3618 (nonoverlapping_memrefs_p): Remove IRA special case.
3619 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3620 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3621 * reload1.c (alter_reg): Use it.
3623 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3625 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3626 of registers instead of eax, ebx, ecx and edx. Use for loop
3627 and check register for non-zero value before the call
3628 to decode_caches_intel.
3630 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3632 PR rtl-optimization/37448
3633 * df.h: (df_ref_class): New enum.
3634 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3635 (struct df_ref): Replaced with union df_ref_d.
3636 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3637 New members of df_ref_d union.
3638 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3639 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3640 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3641 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3642 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3643 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3644 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3645 (df_scan_bb_info, df_bb_regno_first_def_find,
3646 df_bb_regno_last_def_find, df_find_def, df_find_use,
3647 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3648 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3649 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3650 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3651 Replaced struct df_ref * with df_ref.
3652 * df-scan.c (df_collection_rec, df_null_ref_rec,
3653 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3654 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3655 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3656 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3657 df_reorganize_refs_by_reg_by_reg,
3658 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3659 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3660 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3661 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3662 df_bb_refs_record, df_exit_block_uses_collect,
3663 df_record_exit_block_uses, df_reg_chain_mark,
3664 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3665 df_ref * with df_ref.
3666 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3667 df_ref_class parameter.
3668 (df_scan_problem_data): Added new pools for different types of refs.
3669 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3670 df_ref_create_structure): Processed new ref pools.
3671 (df_scan_start_dump): Added counts of refs and insns.
3672 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3673 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3674 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3675 code to pass df_ref_class down to ref creation functions.
3676 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3677 df_reg_chain_mark): Use macros to hide references to df_refs.
3678 (df_ref_chain_change_bb): Removed.
3679 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3680 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3681 Enhanced to understand df_ref union structure.
3682 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3683 all_uses_available_at, update_df, try_fwprop_subst,
3684 forward_propagate_subreg, forward_propagate_and_simplify,
3685 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3686 df_ref * with df_ref.
3687 (use_killed_between, all_uses_available_at): Use macros to hide
3688 references to df_refs.
3689 * regstat.c (regstat_bb_compute_ri,
3690 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3692 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3693 see_handle_relevant_refs, see_analyze_one_def,
3694 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3695 struct df_ref * with df_ref.
3696 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3697 global_conflicts): Replaced struct df_ref * with df_ref.
3698 * ddg.c (create_ddg_dep_from_intra_loop_link,
3699 add_cross_iteration_register_deps, build_inter_loop_deps):
3700 Replaced struct df_ref * with df_ref.
3701 (create_ddg_dep_from_intra_loop_link,
3702 add_cross_iteration_register_deps): Use macros to hide references
3704 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3705 df_ref * with df_ref.
3706 * df-core.c (df_bb_regno_first_def_find,
3707 df_bb_regno_last_def_find, df_find_def, df_find_use,
3708 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3709 debug_df_ref): Replaced struct df_ref * with df_ref.
3710 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3711 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3713 * web.c (union_defs, entry_register, replace_ref, web_main):
3714 Replaced struct df_ref * with df_ref.
3715 (union_defs, replace_ref): Use macros to hide references to df_refs.
3716 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3717 Replaced struct df_ref * with df_ref.
3718 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3719 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3720 Replaced struct df_ref * with df_ref.
3721 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3722 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3724 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3725 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3726 df_compute_accessed_bytes_strict_low_part,
3727 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3728 Replaced struct df_ref * with df_ref.
3729 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3730 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3731 df_ref * with df_ref.
3732 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3733 check_dependency, check_dependencies, record_uses): Replaced
3734 struct df_ref * with df_ref.
3735 (invariant_for_use, check_dependency): Use macros to hide
3736 references to df_refs.
3737 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3738 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3739 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3740 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3741 references to df_refs.
3742 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3744 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3745 * df-problems.c (df_rd_bb_local_compute_process_def,
3746 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3747 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3748 df_chain_remove_problem, df_chain_create_bb_process_use,
3749 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3750 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3751 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3752 df_byte_lr_simulate_artificial_refs_at_top,
3753 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3754 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3755 df_simulate_uses, df_simulate_artificial_refs_at_end,
3756 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3758 (df_chain_dump): Use macros to hide references to df_refs.
3759 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3760 df_ref * with df_ref.
3761 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3762 mark_artificial_uses, mark_reg_dependencies,
3763 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3765 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3767 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3769 (array_ref_element_size): Likewise.
3770 (array_ref_low_bound): Likewise.
3771 (array_ref_up_bound): Likewise.
3772 * expr.c (contains_packed_reference): Likewise.
3773 (array_ref_element_size): Likewise.
3774 (array_ref_low_bound): Likewise.
3775 (array_ref_up_bound): Likewise.
3776 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3777 with ARRAY_RANGE_REF.
3778 (idx_find_step): Likewise.
3779 (idx_record_use): Likewise.
3780 (strip_offset_1): Likewise.
3781 (idx_remove_ssa_names): Likewise.
3783 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3784 Andi Kleen <ak@linux.intel.com>
3786 * config/i386/cpuid.h (__cpuid_count): New defines.
3787 * config/i386/driver-i386.c (struct cache_desc): New structure.
3788 (describe_cache): Use struct cache_desc to pass cache descriptions.
3789 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3790 (detect_caches_amd): Use struct cache_desc to describe caches.
3791 (decode_caches_intel): Use struct cache_desc to pass cache
3792 descriptions. Update descriptions to match latest (rev -032,
3793 December 2007) CPUID documentation. Do not check valid bit here.
3794 Check for Xeon MP value 0x49 problems.
3795 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3796 Check valid bit before calling decode_caches_intel. Detect number
3797 of times to repeat CPUID instruction.
3798 (detect_caches_cpuid4): New function.
3799 (detect_caches_intel): Depending on max_level, call
3800 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3801 only when other methods fail to provide valid L2 cache description.
3803 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3806 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3807 it to PIC call patterns.
3808 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3809 code generation and attributes from pattern. Change peephole2 to
3810 split for noreturn case. Revise split pattern for non noreturn case.
3811 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3812 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3813 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3816 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3818 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3819 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3821 (divdf3): Reformat long line.
3823 2008-10-11 Michael J. Eager <eager@eagercon.com>
3825 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3827 (rs6000_handle_option): Process -mfpu options.
3828 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3829 (enum fpu_type_t): New.
3830 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3831 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3833 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3834 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3835 * config/rs6000/rs6000.opt (-mfpu): New.
3836 (-mxilinx-fpu): New.
3837 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3838 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3839 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3840 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3841 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3843 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3846 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3847 LO_SUM on Darwin if mode has just one unit.
3849 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3852 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3853 has been optimized out.
3855 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3857 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3858 instead of PIC_DIRECT_ADDR_P.
3859 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3860 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3861 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3862 (PIC_OFFSET_P): Rename to...
3863 (PCREL_SYMOFF_P): ...this.
3864 (PIC_DIRECT_ADDR_P): Delete.
3865 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3867 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3868 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3869 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3870 * config/sh/sh.c (print_operand): Remove CONST handling.
3871 (unspec_caller_rtx_p): Rewrite to use split_const and check
3872 the operands of UNSPEC bases.
3873 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3874 with (unspec [A B] UNSPEC_SYMOFF).
3875 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3876 UNSPEC_PCREL_SYMOFF.
3877 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3878 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3879 (UNSPEC_EXTRACT_U16): Likewise.
3880 (UNSPEC_SYMOFF): Likewise.
3881 (UNSPEC_PCREL_SYMOFF): Likewise.
3882 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3884 (movsi_const_16bit): Likewise.
3885 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3886 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3887 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3888 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3889 with (unspec [A B] UNSPEC_SYMOFF).
3890 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3891 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3892 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3893 (Csu): Likewise UNSPEC_EXTRACT_U16.
3894 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3895 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3897 2008-10-10 Stepan Kasal <skasal@redhat.com>
3899 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3900 for loop strip mining and loop blocking.
3902 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3904 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3905 vary types depending on debug info.
3907 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3909 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3910 before ensuring it's already computed.
3912 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3914 * rtl.h (locator_eq): New decl.
3915 * cfglayout.c (locator_scope): New function.
3916 (insn_scope): Use it.
3917 (locator_eq): New function.
3918 (fixup_reorder_chain): Search for last insn in src bb
3919 that has locator set or first insn in dest bb. Use
3920 locator_eq instead of == to compare locators.
3921 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3922 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3923 == to compare locators.
3925 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3927 * gimple-low.c (lower_function_body, lower_gimple_return,
3928 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3929 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3930 goto_block on edges if goto_locus is known.
3933 * tree.h (get_object_alignment): Declare.
3934 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3935 get_object_alignment if needed.
3936 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3938 (get_object_alignment): ... here. New function. Try harder to
3939 determine alignment from get_inner_reference returned offset.
3941 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3943 * graphite.c (gloog): Don't call find_unreachable_blocks
3944 before delte_unreachable_blocks.
3946 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3947 goto_locus of true_edge into RTL locator.
3949 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3952 (*jcc_btdi_mask_rex64): Ditto.
3954 (*jcc_btsi_mask): Ditto.
3955 (*jcc_btsi_1): Ditto.
3956 (*jcc_btsi_mask_1): Ditto.
3958 2008-10-08 Paul Brook <paul@codesourcery.com>
3960 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3961 compatible profiler (__gnu_mcount_nc).
3962 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3964 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386.c (initial_ix86_tune_features): Add
3967 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3968 * config/i386/i386.h (ix86_tune_indices): Likewise.
3969 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3971 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3972 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3973 for FP to FP splitters.
3975 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3977 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3980 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3984 PR rtl-optimization/37341
3985 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3986 to ORIG_BB, pass through ORIG_BB recursively.
3987 (cse_condition_code_reg): Adjust caller.
3989 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3991 * sdbout.c (sdbout_one_type): Treat the value type
3992 CONST_DECL for enumerals.
3994 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3996 * config/i386/i386.md: Remove trailing white spaces.
3998 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4000 PR rtl-optimization/37448
4001 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4002 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4004 (struct output_info) [count]: Renamed total_created and made
4006 (struct output_info) [size]: Renamed total_allocated and made
4008 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4009 Properly keep track of desc->size.
4010 (print_statistics, dump_alloc_pool_statistics): Enhance the
4011 printing of statistics to print the number of elements and to use
4014 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4017 * opts.h (CL_SAVE): Move up to flags range.
4018 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4019 CL_COMMON): Renumber.
4020 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4021 * opts.c (common_handle_option): Revert last change.
4023 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4025 * config/i386/i386-protos.h (ix86_schedule): New.
4027 * config/i386/i386.c (ix86_schedule): New.
4028 (override_options): Add schedule to processor_alias_table. Set
4029 ix86_schedule from the schedule field in processor_alias_table.
4030 (ix86_function_specific_save): Save ix86_schedule.
4031 (ix86_function_specific_restore): Restore ix86_schedule.
4033 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4034 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4037 * config/i386/i386.opt: Add schedule.
4039 * config/i386/ppro.md: Remove generic32.
4041 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4044 * expr.c (count_type_elements): Handle ERROR_MARK.
4046 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4051 * basic-block.h (struct edge_def): Add goto_block field.
4052 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4053 one insn with locus corresponding to edge's goto_locus if !optimize.
4054 * profile.c (branch_prob): Copy edge's goto_block.
4055 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4057 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4058 locator in between the merged basic blocks if !optimize and needed.
4059 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4060 goto_locus into RTL locator. For unconditional jump use that
4061 locator for the jump insn.
4062 (expand_gimple_cond): Convert goto_block and goto_locus into
4063 RTL locator for all remaining edges. For unconditional jump
4064 use that locator for the jump insn.
4065 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4066 there is more than one edge or insn locator along the forwarding
4067 edges and !optimize. If there is just one, set e->goto_locus.
4068 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4070 (move_block_to_fn): Adjust edge's goto_block.
4072 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4075 * expmed.c (expand_mult): Properly check DImode constant in
4078 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4081 * dwarf2out.c (common_block_die_table): New variable.
4082 (common_block_die_table_hash, common_block_die_table_eq): New
4084 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4085 COMMON block in the current scope rather than globally. Optimize
4086 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4087 DW_OP_addr SYMBOL_REF+off.
4089 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4091 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4092 Return true for non-addressable GIMPLE operands.
4094 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4097 * config/i386/i386.c (initial_ix86_tune_features): Remove
4098 X86_TUNE_USE_BIT_TEST.
4099 * config/i386/i386.h (ix86_tune_indices): Likewise.
4100 (TARGET_USE_BIT_TEST): Removed.
4102 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4104 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4106 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4108 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4109 (mul<mode>3_mul3): ... into this new template.
4111 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4113 * gimplify.c (gimplify_arg): Add location argument. Use it.
4114 (gimplify_call_expr): Pass location to gimplify_arg.
4115 (gimplify_modify_expr_to_memcpy): Same.
4116 (gimplify_modify_expr_to_memset): Same.
4118 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4120 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4121 Update calls to build_unary_op and build_indirect_ref for location
4124 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4127 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4128 * c-typeck.c (array_to_pointer_conversion): Pass location to
4130 (function_to_pointer_conversion): Use error_at and warning_at.
4131 (build_indirect_ref): Same.
4132 (build_array_ref): Pass location to build_binary_op.
4133 (parser_build_unary_op): Do not set location after calling
4135 (build_unary_op): Add location argument. Use it throughout. Set
4136 EXPR_LOCATION before returning new tree.
4137 (build_modify_expr): Same.
4138 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4140 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4141 build_indirect_ref, build_modify_expr.
4142 (c_finish_omp_for): Same. Use error_at instead of error.
4143 * c-common.c (c_common_truthvalue_conversion): Pass location to
4145 (warn_for_div_by_zero): Add location argument.
4146 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4147 build_unary_op, warn_for_div_by_zero.
4148 * c-parser.c (c_parser_typeof_specifier): Use
4149 protected_set_expr_location.
4150 (c_parser_statement_after_labels): Same.
4151 (c_parser_condition): Same.
4152 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4153 (c_parser_conditional_expression): Use protected_set_expr_location.
4154 (c_parser_unary_expression): Pass location to build_indirect_ref.
4155 (c_parser_postfix_expression_after_primary): Pass location to
4156 build_indirect_ref, build_unary_op.
4157 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4159 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4161 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4162 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4163 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4165 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4166 (mips_issue_rate): Handle PROCESSOR_R10000.
4167 * config/mips/mips.md (cpu): Add r10000.
4169 * config/mips/10000.md: New file.
4171 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4173 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4174 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4175 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4177 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4179 * config/darwin-protos.h (machopic_function_base_name): Delete.
4180 (machopic_function_base_sym): Likewise.
4181 (machopic_gen_offset): Declare.
4182 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4183 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4184 * config/darwin.c (machopic_function_base_name): Delete.
4185 (machopic_function_base_sym): Likewise.
4186 (gen_pic_offset): Rename to...
4187 (machopic_gen_offset): ...this and remove the pic_base argument.
4188 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4189 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4190 crtl->uses_pic_offset_table.
4191 (machopic_indirect_data_reference): Use new machopic_gen_offset
4193 (machopic_legitimize_pic_address): Likewise.
4194 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4196 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4197 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4198 * config/i386/i386.c (output_set_got): Likewise.
4199 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4201 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4202 (legitimate_address_p): Likewise.
4203 (output_pic_addr_const): Likewise.
4204 (output_addr_const_extra): Likewise.
4205 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4206 match an UNSPEC rather than a MINUS.
4207 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4208 (builtin_setjmp_receiver): Use machopic_gen_offset.
4209 * config/i386/predicates.md (pic_symbolic_operand): Handle
4210 UNSPEC_MACHOPIC_OFFSET.
4212 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4213 Use machopic_gen_offset and machopic_operand_p.
4214 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4215 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4216 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4217 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4218 Set crtl->uses_pic_offset_table.
4220 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4222 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4224 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4225 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4226 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4227 (constant_pool_expr_p): Use split_const and check the base.
4228 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4230 (legitimate_constant_pool_address_p): Check toc_relative_p
4231 instead of constant_pool_expr_p.
4232 (print_operand_address): Always use output_addr_const for
4233 constant pool addresses.
4234 (rs6000_output_addr_const_extra): New function.
4235 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4237 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4241 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4242 (mark_ref_live, mark_ref_dead): Use them.
4243 (def_conflicts_with_inputs_p): Remove.
4244 (mark_early_clobbers): New function.
4245 (process_bb_node_lives): Call preprocess_constraints and
4246 mark_early_clobbers.
4248 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4250 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4252 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4253 lib with -mthread switch.
4255 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4258 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4259 function in two, making it call a new and reusable
4260 dwarf2out_imported_module_or_decl() that takes the containing
4261 BLOCK of the declaration in argument.
4262 (dwarf2out_imported_module_or_decl_real): New function.
4263 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4264 IMPORTED_DECL in account.
4265 * tree.def: Added IMPORTED_DECL node type.
4266 * tree.h: Added accessors for IMPORTED_DECL nodes.
4267 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4269 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4271 * doc/gimple.texi: Fix some typos, wrap some long lines,
4272 fix some broken wraps with continuations.
4273 * tree-ssa-reassoc.c: Fix comment typos.
4275 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4278 * pa.c (legitimize_pic_address): Force function labels to memory in
4281 2008-10-04 Anton Blanchard <anton@samba.org>
4283 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4284 (rs6000_split_atomic_op): Same.
4285 (rs6000_split_compare_and_swap): Same.
4286 (rs6000_split_compare_and_swapqhi): Same.
4288 2008-10-04 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4291 instead of pointer equality.
4292 (vn_nary_op_eq): Likewise.
4294 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4296 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4298 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4299 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4301 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4303 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4304 Revert previous change.
4306 2008-10-03 Tom Tromey <tromey@redhat.com>
4308 * stringpool.c (ggc_alloc_string): Terminate string.
4310 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4312 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4313 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4314 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4317 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4320 2008-10-03 Pascal Obry <obry@adacore.com>
4322 * gcov.c (create_file_names): Properly handle UNIX and DOS
4323 directory separators.
4324 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4325 separator to '~' to ensure clean filenames on Windows.
4327 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4329 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4330 Add a null terminator to the stripped name.
4332 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4334 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4335 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4336 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4337 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4338 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4339 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4340 TARGET_SINGLE_FLOAT.
4342 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4344 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4346 2008-10-02 Richard Guenther <rguenther@suse.de>
4349 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4350 and VECTOR_TYPE recurse with useless_type_conversion_p which
4351 properly handles void pointer conversion.
4353 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4356 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4357 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4359 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4361 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4362 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4363 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4364 they translate to non builtins.
4365 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4366 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4367 __builtin_vec_promote, __builtin_vec_extract, and
4368 __builtin_vec_insert.
4369 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4370 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4371 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4372 * config/rs6000/altivec.h (vec_extract): Define
4373 (vec_insert): Define.
4374 (vec_splats): Define.
4375 (vec_promote): Define.
4377 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4378 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4379 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4381 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4383 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4384 prototype. Add new parameter, blk.
4385 Use BLKmode for the MEM if blk is true.
4386 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4387 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4388 ALTIVEC_BUILTIN_STVRXL.
4389 Update usage of altivec_expand_lv_builtin.
4390 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4391 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4392 (altivec_init_builtins): If compiling for the Cell, also define the
4394 * config/rs6000/rs6000.h (rs6000_builtins): Define
4395 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4396 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4397 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4398 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4399 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4400 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4401 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4402 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4403 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4404 UNSPEC_STVRX, and UNSPEC_STVRXL.
4405 (altivec_lvlx): New pattern.
4406 (altivec_lvlxl): New pattern.
4407 (altivec_lvrx): New pattern.
4408 (altivec_lvrxl): New pattern.
4409 (altivec_stvlx): New pattern.
4410 (altivec_stvlxl): New pattern.
4411 (altivec_stvrx): New pattern.
4412 (altivec_stvrxl): New pattern.
4413 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4414 (vec_lvlxl): Likewise.
4415 (vec_lvrx): Define if PPU is defined.
4416 (vec_lvrxl): Likewise.
4417 (vec_stvlx): Define if PPU is defined.
4418 (vec_stvlxl): Likewise.
4419 (vec_stvrx): Define if PPU is defined.
4420 (vec_stvrxl): Likewise.
4422 2008-10-01 Geert Bosch <bosch@adacore.com>
4424 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4426 2008-10-01 Richard Guenther <rguenther@suse.de>
4428 PR tree-optimization/37617
4429 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4430 do not add to the NEW_SETS.
4432 2008-10-01 Richard Guenther <rguenther@suse.de>
4435 * tree-vrp.c (execute_vrp): If we optimized away the default
4436 case make sure to promote the label that got in place of it
4437 to a default case label.
4439 2008-10-01 Richard Henderson <rth@redhat.com>
4442 * tree-complex.c (set_component_ssa_name): Don't optimize
4443 is_gimple_min_invariant values with ssa_names in abnormal phis.
4445 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4447 PR tree-optimization/37662
4448 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4449 commutative binary operation if they are in the wrong order and
4450 fold_build2 produces non-GIMPLE.
4452 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4454 PR tree-optimization/37662
4455 PR tree-optimization/37663
4456 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4457 get_value_range with non-SSA_NAME. Don't assert operands have been
4458 folded, instead just bail out.
4460 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4462 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4464 2008-09-30 Richard Guenther <rguenther@suse.de>
4467 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4468 build restrict-qualified pointers.
4469 (vectorizable_store): Move alias check later.
4470 (vectorizable_load): Likewise.
4472 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4474 * c-common.c (empty_if_body_warning): Remove.
4475 * c-common.h (empty_if_body_warning): Remove.
4476 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4477 here the -Wempty-body warning for `if' and `else' statements.
4478 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4480 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4482 * config/i386/i386.opt: Add msse2avx.
4484 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4485 * config/i386/linux64.h (ASM_SPEC): Likewise.
4487 * doc/invoke.texi: Document -msse2avx.
4489 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4491 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4493 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4495 * ifcvt.c (noce_emit_store_flag): If using condition from original
4496 jump, reverse it if if_info->cond was reversed.
4498 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4500 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4501 non-constant memory if it cannot be forced to constant memory.
4502 Overhaul surrounding code and factor out common condition.
4504 2008-09-29 Jeff Law <law@redhat.com>
4506 * reload1.c (alter_reg): Add missing curly braces.
4508 2008-09-29 Michael J. Eager <eager@eagercon.com>
4510 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4512 * config/rs6000/rs6000.c (rs6000_override_options): Move
4513 rs6000_init_hard_regno_mode_ok after all options changed.
4514 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4515 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4516 -msimple-fpu flags. Add warning messages if single FP not configured.
4517 (rs6000_file_start): Output gnu_attribute for single-float.
4518 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4519 (rs6000_legitimize_address): Likewise.
4520 (rs6000_legitimize_reload_address): Likewise.
4521 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4522 TARGET_SINGLE_FLOAT.
4523 (function_arg_advance): Likewise (partial conversion).
4524 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4525 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4526 TARGET_SINGLE_FLOAT.
4527 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4528 (rs6000_emit_prologue): Likewise.
4529 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4530 TARGET_SINGLE_FLOAT.
4531 (rs6000_libcall_value): Likewise.
4532 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4533 (TARGET_DOUBLE_FLOAT): New default to 1
4534 (TARGET_SIMPLE_FPU): New default to 0
4535 (TARGET_SINGLE_FPU): New default to 0
4536 (TARGET_SINGLE_FLOAT_MODE): New.
4537 (TARGET_DOUBLE_FLOAT_MODE): New.
4538 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4539 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4541 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4542 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4543 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4544 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4545 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4546 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4547 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4548 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4549 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4550 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4551 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4552 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4553 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4554 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4555 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4556 cmptf_internal1, *cmptf_internal2): Condition on
4557 TARGET_DOUBLE_FLOAT.
4558 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4559 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4560 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4561 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4562 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4563 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4564 TARGET_SINGLE_FLOAT.
4565 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4566 * config/rs6000/rs6000.opt (-msingle-float): New.
4567 (-mdouble-float): New.
4568 (-msimple-fpu): New.
4569 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4570 -msingle-float, -mdouble-float, -msimple-fpu options.
4571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4572 _SOFT_DOUBLE for -msingle-float.
4573 * config.gcc: New config for target=powerpc-xilinx-eabi.
4575 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4577 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4578 have exit and entry.
4579 (new_scop): Take entry and exit edge to define new SCoP.
4580 (sd_region_p): New structure used during SCoP detection.
4581 (move_scops): Delete.
4582 (move_sd_regions): New.
4583 (scopdet_info): Change the definition from edges back to basic_blocks.
4584 (scopdet_edge_info): Work on basic_blocks and rename to
4585 scopdet_basic_block_info.
4586 (split_difficult_bb): At the moment removed. We should later
4587 add it at another place.
4588 (build_scops_1): Work on basic_blocks.
4589 (bb_in_sd_region): New.
4590 (find_single_entry_edge): New.
4591 (find_single_exit_edge): New.
4592 (create_single_entry_edge): New.
4593 (sd_region_without_exit): New.
4594 (create_single_exit_edge): New.
4595 (unmark_exit_edges): New.
4596 (mark_exit_edges): New.
4597 (create_sese_edges): New.
4598 (build_graphite_scops): New.
4599 (build_scops): Make SCoPs SESE.
4600 (limit_scops): Use the new functions.
4602 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4604 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4606 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4609 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4610 address to a register before taking the lower part.
4612 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4614 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4617 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4618 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4621 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4622 the newly created variable.
4623 Create a VECTOR_CST of all 1s for vector types.
4625 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4628 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4630 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4632 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4633 order to convert between modes.
4634 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4636 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4638 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4641 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4644 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4648 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4650 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4651 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4652 them to yield false with MIPS16.
4654 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4657 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4658 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4659 mem_loc_descriptor failed. Accept UNSPEC.
4660 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4661 fail if one of the loc_descriptor calls for pieces failed.
4662 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4663 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4664 if loc_descriptor_from_tree_1 on offset failed.
4667 * opts.c (common_handle_option): Don't call print_specific_help with
4668 CL_SAVE as first argument.
4670 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4671 Steve Ellcey <sje@cup.hp.com>
4673 * configure: Regenerate for new libtool.
4674 * aclocal.m4: Ditto.
4676 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4678 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4679 alias set on MEM when saving stack pointer.
4680 * config/rs6000/rs6000.md (allocate_stack): Likewise
4682 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4684 PR tree-optimization/37574
4685 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4686 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4687 instead of vector_type for constants. Take computation out of loop.
4688 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4689 and use only vector_type for invariant case.
4690 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4692 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4695 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4696 the decl is a VAR_DECL or FUNCTION_DECL.
4698 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4701 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4702 (mark_ref_live, mark_ref_dead): Use them.
4703 (def_conflicts_with_inputs_p): Remove.
4704 (mark_early_clobbers): New function.
4705 (process_bb_node_lives): Call preprocess_constraints and
4706 mark_early_clobbers.
4708 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4710 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4713 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4714 (ira_compress_allocno_live_ranges): New prototype.
4716 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4717 (coalesced_allocnos_living_at_program_points): New.
4718 (coalesced_allocnos_live_at_points_p,
4719 set_coalesced_allocnos_live_points): New functions.
4720 (coalesce_spill_slots): Rewrite.
4722 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4723 ira_compress_allocno_live_ranges): New functions.
4725 * ira-build.c (ira_flattening): Call
4726 ira_compress_allocno_live_ranges.
4729 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4731 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4734 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4736 * combine.c (make_compound_operation): Handle the 'E' format.
4737 (count_rtxs): Likewise.
4738 (update_table_tick): Likewise.
4739 (get_last_value_validate): Likewise.
4741 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4743 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4745 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4747 * matrix-reorg.c (transform_allocation_sites): Initializers
4748 added to avoid the warning.
4750 2008-09-25 Martin Jambor <mjambor@suse.cz>
4752 * cgraph.c (free_nodes): New variable.
4753 (NEXT_FREE_NODE): New macro.
4754 (cgraph_create_node): Reuse nodes from the free list. Do not
4755 update uid if doing so.
4756 (cgraph_remove_node): Add the node to the free list.
4758 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4760 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4762 2008-09-24 Richard Henderson <rth@redhat.com>
4764 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4765 * unwind-dw2.c (execute_stack_op): Handle it.
4767 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4770 2008-09-24 Michael J. Eager <eager@eagercon.com>
4772 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4774 * c-common.c (fname_decl): New location argument.
4775 * c-common.h (fname_decl): Same.
4776 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4778 (c_parser_typeof_specifier): Same.
4779 (c_parser_parms_list_declarator): Same.
4780 (c_parser_asm_string_literal): Same.
4781 (c_parser_compound_statement_nostart): Same.
4782 (c_parser_label): Same.
4783 (c_parser_do_statement): Same.
4784 (c_parser_asm_statement): Same.
4785 (c_parser_unary_expression): Same.
4786 (c_parser_sizeof_expression): Same.
4787 (c_parser_postfix_expression): Same.
4788 (c_parser_pragma): Same.
4789 (c_parser_omp_clause_collapse): Same.
4790 (c_parser_omp_clause_num_threads): Same.
4791 (c_parser_omp_clause_schedule): Same.
4792 (c_parser_omp_all_clauses): Same.
4793 (c_parser_omp_sections_scope): Same.
4794 (c_parser_omp_for_loop): Same. Pass condition's location to
4795 c_objc_common_truthvalue_conversion.
4796 (c_parser_enum_specifier): Remove comment.
4798 2008-09-24 Michael J. Eager <eager@eagercon.com>
4800 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4802 * config/rs6000/rs6000.c (rs6000_override_options): Move
4803 rs6000_init_hard_regno_mode_ok after all options changed.
4804 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4805 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4806 -msimple-fpu flags. Add warning messages if single FP not configured.
4807 (rs6000_file_start): Output gnu_attribute for single-float.
4808 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4809 (rs6000_legitimize_address): Likewise.
4810 (rs6000_legitimize_reload_address): Likewise.
4811 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4812 TARGET_SINGLE_FLOAT.
4813 (function_arg_advance): Likewise.
4814 (function_arg): Likewise.
4815 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4816 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4817 TARGET_SINGLE_FLOAT.
4818 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4819 (rs6000_emit_prologue): Likewise.
4820 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4821 TARGET_SINGLE_FLOAT.
4822 (rs6000_libcall_value): Likewise.
4823 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4824 (TARGET_DOUBLE_FLOAT): New default to 1
4825 (TARGET_SIMPLE_FPU): New default to 0
4826 (TARGET_SINGLE_FPU): New default to 0
4827 (TARGET_SINGLE_FLOAT_MODE): New.
4828 (TARGET_DOUBLE_FLOAT_MODE): New.
4829 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4830 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4832 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4833 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4834 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4835 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4836 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4837 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4838 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4839 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4840 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4841 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4842 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4843 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4844 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4845 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4846 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4847 cmptf_internal1, *cmptf_internal2): Condition on
4848 TARGET_DOUBLE_FLOAT.
4849 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4850 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4851 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4852 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4853 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4854 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4855 TARGET_SINGLE_FLOAT.
4856 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4857 * config/rs6000/rs6000.opt (-msingle-float): New.
4858 (-mdouble-float): New.
4859 (-msimple-fpu): New.
4860 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4861 -msingle-float, -mdouble-float, -msimple-fpu options.
4862 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4863 _SOFT_DOUBLE for -msingle-float.
4864 * config.gcc: New config for target=powerpc-xilinx-eabi.
4866 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4868 * config/sparc/constraints.md: New file.
4869 * config/sparc/sparc.md: Include it.
4870 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4871 (sparc_extra_constraint_check): Delete.
4872 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4873 (memory_ok_for_ldd): New predicate.
4874 (sparc_extra_constraint_check): Delete.
4875 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4876 (CONST_OK_FOR_LETTER_P): Likewise.
4877 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4878 (EXTRA_CONSTRAINT): Likewise.
4880 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4882 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4884 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4886 * alias.c (find_base_value): Use FIND_BASE_TERM.
4887 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4889 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4891 * config/i386/i386.c: Include cselib.h.
4892 (ix86_pic_register_p): New function.
4893 (ix86_delegitimize_address): Use it to check for the PIC register.
4895 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4897 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4898 * config/i386/i386.c (ix86_find_base_term): Don't check for
4899 SYMBOL_REF and LABEL_REF.
4901 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4903 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4904 constant PLUS in a CONST.
4906 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4908 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4909 check for sibcall support for w64.
4911 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4913 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4915 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4917 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4918 parser_build_binary_op.
4919 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4920 * c-typeck.c (build_array_ref): Same.
4921 (parser_build_unary_op): New location argument.
4922 (pointer_diff): Pass location to build_binary_op,
4923 c_objc_common_truthvalue_conversion.
4924 (build_modify_expr): Same.
4925 (build_unary_op): New location argument.
4926 (build_binary_op): New location argument.
4927 (c_objc_common_truthvalue_conversion): Pass location to
4928 c_*common_truthvalue_conversion.
4929 * c-convert.c (convert): Same.
4930 * c-common.c (binary_op_error): New location argument.
4931 (pointer_int_sum): Pass location to build_binary_op.
4932 (c_common_truthvalue_conversion): New location argument.
4933 (warn_for_sign_compare): Same.
4934 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4935 binary_op_error, build_binary_op, warn_for_sign_compare.
4936 * c-parser.c (c_parser_condition): Pass location to
4937 c_*common_truthvalue_conversion.
4938 (c_parser_conditional_expression): Save condition's location and pass
4940 (c_parser_binary_expression): Same, but for the binary operator's
4942 (c_parser_omp_for_loop): Pass location to
4943 c_objc_common_truthvalue_conversion.
4945 2008-09-23 Martin Jambor <mjambor@suse.cz>
4947 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4948 (cgraph_node_remove_callees): New temporary f. Hold the next item
4950 (cgraph_node_remove_callers): Likewise.
4952 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4953 (ipa_node_removal_hook): Likewise.
4955 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4956 gimple_call_copy_skip_args and moved to the gimple_call section.
4957 * gimple.c (gimple_copy_call_skip_args): Renamed to
4958 gimple_call_copy_skip_args. Changed al users.
4960 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4962 * ira-color.c (start_allocno_priorities): Rename to
4963 setup_allocno_priorities. Use costs and
4964 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4965 range lengths. Get rid off doubles.
4966 (ira_fast_allocations): Call start_allocno_priorities.
4968 2008-09-22 David Daney <ddaney@avtrex.com>
4971 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4972 register if TARGET_LONG_CALLS.
4974 2008-09-22 Richard Guenther <rguenther@suse.de>
4976 PR tree-optimization/37145
4977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4978 value-numbering union accesses with their offset and size only.
4979 (visit_reference_op_load): Fix simplification of inserted conversions.
4980 * tree-ssa-pre.c (find_or_generate_expression): Do not
4981 recursively generate expressions if running FRE.
4983 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4985 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4986 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4989 2008-09-22 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/37145
4992 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4993 (phi_translate_1): Constant fold references.
4995 2008-09-22 Ira Rosen <irar@il.ibm.com>
4997 PR tree-optimization/37482
4998 * tree-vectorizer.h (struct _slp_instance): Add new field.
4999 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5000 (get_earlier_stmt): New function.
5001 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5003 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5004 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5005 asserts that GSI points to the scalar statement being vectorized.
5006 Set new statement location according to GSI.
5007 (vect_schedule_slp_instance): Use GSI of
5008 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5010 2008-09-21 Jan Hubicka <jh@suse.cz>
5012 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5013 (ipcp_insert_stage): Update dead_nodes bitmap.
5015 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5018 * config/i386/t-cygming (SHLIB_LC): Remove.
5019 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5020 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5022 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5026 * final.c (mark_symbol_ref_as_used): New helper function.
5027 (output_operand): Instead of just looking inside MEMs for
5028 SYMBOL_REFs, use new helper function and for_each_rtx.
5029 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5030 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5031 Make head comment more general.
5032 * config/darwin.c (machopic_output_indirection): Handle weak
5033 references here, like in assemble_external.
5035 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5037 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5038 (sparc_emit_float_lib_cmp): Change return type.
5039 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5040 (gen_compare_operator): New function.
5041 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5042 the comparison sequence. Minor tweaks.
5043 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5044 that the final operator and the result of sparc_emit_float_lib_cmp
5045 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5046 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5047 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5048 result of sparc_emit_float_lib_cmp match for software TFmode.
5049 (movqicc, movhicc, movsicc, movdicc): Merge into...
5050 (mov<I:mode>cc): ...this.
5051 (movsfcc, movdfcc, movtfcc): Merge into...
5052 (mov<F:mode>cc): ...this.
5053 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5055 (mov<I:mode>_cc_v9): ...this.
5056 (movdi_cc_sp64_trunc): Delete.
5057 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5058 movdi_cc_reg_sp64): Merge into...
5059 (mov<I:mode>_cc_reg_sp64): ...this.
5060 (movsf_cc_sp64): Rename into...
5061 (movsf_cc_v9): ...this.
5062 (movdf_cc_sp64): Rename into...
5063 (movdf_cc_v9): ...this.
5064 (movtf_cc_hq_sp64): Rename into...
5065 (movtf_cc_hq_v9): ...this.
5066 (movtf_cc_sp64): Rename into...
5067 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5069 2008-09-21 Diego Novillo <dnovillo@google.com>
5071 * doc/gccint.texi: Include generic.texi and gimple.texi.
5073 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5074 (GIMPLE): Move to gimple.texi.
5075 (Annotations): Remove references to to stmt_ann_t and
5077 (SSA Operands): Rename from 'Statement Operands'.
5078 * doc/generic.texi: New.
5079 * doc/gimple.texi: New.
5080 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5081 * Makefile.in (TEXI_GCCINT_FILES):
5082 * gimple.c (gimple_copy_call_skip_args): Rename from
5083 giple_copy_call_skip_args. Update all users.
5084 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5086 2008-09-21 Ira Rosen <irar@il.ibm.com>
5088 PR tree-optimization/37539
5089 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5090 statement in related statement field only for the first load of the
5091 group of loads with the same data reference.
5093 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5095 * config/mips/mips.h (TUNE_OCTEON): New macro.
5096 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5097 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5098 * config/mips/octeon.md: New file.
5099 * config/mips/mips.md: Include octeon.md. Restore
5100 semi-alphabetical order of include files.
5102 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5105 * config/i386/i386.md (*jcc_fused_1): Removed.
5106 (*jcc_fused_2): Likewise.
5107 (*jcc_fused_3): Likewise.
5108 (*jcc_fused_4): Likewise.
5110 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5112 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5113 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5114 * target.h (gcc_target): Add ira_cover_classes.
5115 * ira.c: Remove IRA_COVER_CLASSES guards.
5116 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5117 instead of IRA_COVER_CLASSES.
5118 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5119 (setup_class_translate): Likewise.
5120 (setup_reg_class_intersect_union): Likewise.
5121 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5122 test of targetm.ira_cover_classes.
5123 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5124 of IRA_COVER_CLASSES.
5125 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5126 (TARGET_INITIALIZER): Include it.
5127 * targhooks.h (default_ira_cover_classes): Declare.
5128 * targhooks.c (default_ira_cover_classes): New function.
5130 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5132 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5134 2008-09-19 Ian Lance Taylor <iant@google.com>
5136 * varasm.c (narrowing_initializer_constant_valid_p): Return
5137 NULL_TREE if ENDTYPE is not an integer.
5139 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5142 * tree-ssa.c (execute_update_addresses_taken): Also update
5143 DECL_GIMPLE_REG_P for vector and complex types.
5145 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5146 Jan Hubicka <jh@suse.cz>
5149 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5150 empty before freeing them.
5151 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5153 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5155 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5156 * config/xtensa/predicates.md (tls_symbol_operand): New.
5157 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5158 (TARGET_CANNOT_FORCE_MEM): Define.
5159 (xtensa_tls_symbol_p): New.
5160 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5161 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5162 (xtensa_tls_module_base): New.
5163 (xtensa_call_tls_desc): New.
5164 (xtensa_legitimize_tls_address): New.
5165 (xtensa_legitimize_address): Handle TLS symbols.
5166 (xtensa_tls_referenced_p_1): New.
5167 (xtensa_tls_referenced_p): New.
5168 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5170 (XTENSA_BUILTIN_THREAD_POINTER): New.
5171 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5172 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5173 builtin. Add declarations for __builtin_thread_pointer and
5174 __builtin_set_thread_pointer.
5175 (xtensa_fold_builtin): Recognize new builtins.
5176 (xtensa_expand_builtin): Expand new builtins.
5177 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5178 (TARGET_THREADPTR): Define.
5179 (HAVE_AS_TLS): Define default value.
5180 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5181 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5182 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5183 (UNSPECV_SET_TP): New.
5184 (sym_TPOFF, sym_DTPOFF): New.
5185 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5186 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5187 * configure: Regenerated.
5189 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5192 * config/ia64/ia64.c (ia64_optimization_options): Move
5193 checking and setting flag_schedule_insns_after_reload and
5194 ia64_flag_schedule_insns2 back to ...
5195 (ia64_override_options): Here.
5197 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5200 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5201 zero extend count after the correction to it is done.
5202 (doloop_optimize): Update call to doloop_modify, don't zero extend
5205 2008-09-18 Martin Jambor <mjambor@suse.cz>
5207 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5209 * ipa-prop.c: Correct comments.
5210 * ipa-prop.h: Likewise.
5212 2008-09-18 Jan Hubicka <jh@suse.cz>
5215 * ipa-reference.c (ipa_reference_local_vars_info_d,
5216 ipa_reference_global_vars_info_d,
5217 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5218 ipa_reference_vars_info_t): Move here from ipa-reference.h
5219 (node_duplication_hook_holder, node_removal_hook_holder): New.
5220 (get_reference_vars_info_from_cgraph): Rename to ...
5221 (get_reference_vars_info): ... this one, use cgraph uids.
5222 (get_local_reference_vars_info, get_global_reference_vars_info):
5223 Use cgraph instead of decl.
5224 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5226 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5227 ipa_reference_get_written_global,
5228 ipa_reference_get_not_written_global): Use cgraph argument.
5229 (check_call): Simplify avail check.
5230 (scan_stmt_for_static_refs): Update.
5231 (propagate_bits): Update.
5232 (merge_callee_local_info): Remove.
5233 (init_function_info): Use cgraph nodes.
5234 (clean_function_local_data): Break out from ...
5235 (clean_function): ... here.
5236 (copy_local_bitmap, copy_global_bitmap): New functions.
5237 (duplicate_node_data, remove_node_data): New functions.
5238 (generate_summary): Register hooks; use visibility instead of
5240 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5241 * ipa-reference.h (ipa_reference_local_vars_info_d,
5242 ipa_reference_global_vars_info_d,
5243 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5244 ipa_reference_vars_info_t): Move to ipa-reference.c
5245 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5247 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5248 ipa_reference_get_not_read_global,
5249 ipa_reference_get_not_written_global): Update prototype.
5250 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5251 (init_state): Remove.
5252 (node_duplication_hook_holder, node_removal_hook_holder): New.
5253 (get_function_state, set_function_state): Use VECtor.
5254 (analyze_function): Check body availability.
5255 (add_new_function): Likewise.
5256 (duplicate_node_data, remove_node_data): New.
5257 (generate_summary): Register hooks; do not care about clones.
5258 (propafate): Do not care about clones; recursive functions are
5260 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5261 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5262 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5264 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5265 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5266 Update call of ipa-reference accesors.
5268 2008-09-18 Simon Baldwin <simonb@google.com>
5270 * c-opts.c (c_common_handle_option): Add handling for
5271 -Wbuiltin-macro-redefined command line option.
5272 * c.opt: Added builtin-macro-redefined option.
5273 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5276 2008-09-18 Richard Guenther <rguenther@suse.de>
5278 PR tree-optimization/37258
5279 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5280 and signedness for integral types.
5281 (vn_phi_eq): Require compatible types.
5283 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5286 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5287 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5289 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5290 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5291 ggc_free other TREE_LIST nodes from that chain.
5292 * function.c (instantiate_decls): Instantiate also DECL_RTL
5293 of vars in cfun->local_decls, free that list afterwards.
5295 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5297 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5298 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5300 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5302 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5303 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5305 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5307 PR tree-optimization/37102
5308 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5309 from a node. Check to see if another PHI is dead.
5310 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5311 remove real PHIs which have no uses.
5312 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5314 2008-09-18 Richard Guenther <rguenther@suse.de>
5317 * tree-cfg.c (remove_useless_stmts_1): Remove
5318 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5320 2008-09-18 Nick Clifton <nickc@redhat.com>
5322 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5323 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5324 to frv_secondary_reload_class.
5325 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5326 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5327 (frv_secondary_reload_class): Omit unused parameter.
5328 (frv_secondary_reload): New function. Handle the case when
5329 secondary_reload_class() is called before the reload_(in|out)
5330 _optabs have been initialised.
5331 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5333 * config/frv/frv.md: Define an exclusion set between fr550_m0
5336 2008-09-18 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/37456
5339 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5340 want to insert after ends a BB insert on the single fallthru
5343 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5345 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5346 Mention -march=z9-109, z9-ec and z10.
5348 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5350 PR rtl-optimization/37544
5351 * regrename.c (maybe_mode_change): Exit early when copy_mode
5352 is narrower than orig_mode and narrower than new_mode.
5354 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5357 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5359 * sched-rgn.c (ref_counts): Remove.
5360 (insn_referenced): New static variable.
5361 (INSN_REF_COUNT): Remove.
5362 (sched_run_compute_dependencies): Use insn_referenced instead of
5364 (add_branch_dependences): Likewise. Delete dead assignment.
5366 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5368 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5369 consumer is an asm. Add comment why this is important.
5370 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5371 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5373 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5375 * expr.c (emit_group_store): Do not shift before moving via a
5378 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5380 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5381 from aggregate to non-aggregate type if the bit pattern is not fully
5382 preserved afterwards.
5384 2008-09-17 Richard Guenther <rguenther@suse.de>
5386 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5387 (verify_gimple_assign): ... this. Split into ...
5388 (verify_gimple_assign_unary): ... this,
5389 (verify_gimple_assign_binary): ... that,
5390 (verify_gimple_assign_single): ... and this.
5391 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5392 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5393 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5394 (verify_types_in_gimple_reference): Be forgiving with
5396 (verify_gimple_phi): Deal with virtual operands.
5398 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5400 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5402 * tree.c (get_callee_fndecl): Don't call the language hook.
5403 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5404 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5405 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5407 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5409 * tree.c (protected_set_expr_location): Don't unnecessarily
5410 check for error_mark_node.
5412 2008-09-17 Art Haas <ahaas@impactweather.com>
5414 * ipa-reference.c (analyze_function): Declare step only if
5415 ENABLE_CHECKING is defined.
5417 2008-09-17 Jan Hubicka <jh@suse.cz>
5420 * tree.h (DECL_INLINE): remove.
5421 (DECL_DECLARED_INLINE_P): Update docs.
5422 (DECL_NO_INLINE_WARNING_P): new.
5423 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5424 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5426 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5427 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5430 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5433 2008-09-17 Jan Hubicka <jh@suse.cz>
5435 * ipa-reference.c (ipa_obstack): Remove.
5436 (local_info_obstack, global_info_obstack): New.
5437 (add_static_var): We now handle variables only.
5438 (mark_address_taken, mark_load, mark_store): New functions based on ...
5439 (check_operand): ... remove.
5440 (get_asm_stmt_operands): Rename to ...
5441 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5442 (scan_stmt_for_static_refs): Rewrite.
5443 (scan_op_for_static_refs): Rename to ...
5444 (scan_initializer_for_static_refs): do not look for VAR_DECL
5445 initializers; stop recursion on types and decls.
5446 (ipa_init): Use proper obstacks.
5447 (analyze_variable): Use scan_initializer_for_static_refs.
5448 (init_function_info): Use local obstack.
5449 (analyze_function): Simplify.
5450 (add_new_function): We don't need visited_nodes obstack.
5451 (generate_summary): Use proper obstacks; cleanup after propagation.
5453 2008-09-17 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/37491
5457 * alias.c (get_alias_set): Use the canonical type.
5458 * tree-vect-transform.c (vectorizable_store): Use the type of
5459 the lhs for the vector type. Adjust checking.
5460 (vectorizable_load): Adjust checking.
5462 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5463 Adam Nemet <anemet@caviumnetworks.com>
5465 PR rtl-optimization/37483
5466 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5467 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5468 Rearrange code to better match the original comment. Check
5469 t_unconditional first. Improve comment.
5471 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5474 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5475 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5478 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5479 GIMPLE_TRY if cleanup sequence is empty.
5481 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5484 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5485 eliminate IV if the cost are the same.
5487 2008-09-16 Richard Guenther <rguenther@suse.de>
5490 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5493 2008-09-16 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/37508
5496 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5498 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5500 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5502 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5504 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5505 use gen_floatdidf2 directly.
5506 (floatunssidf2): Likewise.
5507 (floatsidf_ppc64_mfpgpr): Remove.
5508 (floatsidf_ppc64): Remove.
5509 (floatunssidf_ppc64): Remove.
5511 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5513 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5514 rather than update_cost_queue.
5516 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5517 in every call starting with the second one, instead of only when
5518 alias_bitmap_obstack.elements != NULL.
5520 * tree-predcom.c (filter_suitable_components): Free all refs in
5521 act->refs vector before calling release_component.
5522 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5524 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5526 * tree-loop-linear.c (linear_transform_loops): Initialize
5527 lambda_obstack only after calling perfect_loop_nest_depth.
5528 Goto free_and_continue instead of just continue for later failures.
5531 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5534 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5536 2008-09-14 Andreas Schwab <schwab@suse.de>
5538 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5540 2008-09-14 Jan Hubicka <jh@suse.cz>
5542 * invoke.texi (-fconserve-stack): Document.
5543 * opts.c (decode_options): Handle conserve_stack.
5544 * common.opt (fconvserve_stack): New.
5546 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5548 * config.host: Add x-aix to host_xmake_file.
5549 * config/rs6000/t-aix52: Do not override LDFLAGS.
5550 * config/rs6000/x-aix: New file.
5552 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5558 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5559 is not recognized as a valid register usage. Allow REG_X to be used
5561 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5562 forces a reload when using a base register.
5564 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5566 * config/i386/cygming-crtend.c (register_frame_ctor): If
5567 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5568 directly with atexit.
5569 (deregister_frame_ctor): Rename to ...
5570 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5571 if !DEFAULT_USE_CXA_ATEXIT.
5573 2008-09-13 Jan Hubicka <jh@suse.cz>
5575 * cgraph.c: Include value-prof.h
5576 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5578 2008-09-13 Jan Hubicka <jh@suse.cz>
5581 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5582 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5583 tree_gen_one_value_profiler, tree_gen_average_profiler,
5584 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5586 2008-09-13 Jan Hubicka <jh@suse.cz>
5588 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5589 too many bytes on misalligned blocks.
5591 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5593 * doc/cfg.texi: Fix some typos.
5594 * doc/extend.texi: Likewise.
5595 * doc/install.texi: Likewise.
5596 * doc/invoke.texi: Likewise.
5597 * doc/rtl.texi: Likewise.
5598 * doc/tree-ssa.texi: Likewise.
5600 2008-09-13 Richard Guenther <rguenther@suse.de>
5603 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5604 gimple stores for memory rhs.
5606 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5608 PR rtl-optimization/37489
5609 * cse.c (fold_rtx): Don't return const_true_rtx for float
5610 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5612 2008-09-13 Jan Hubicka <jh@suse.cz>
5614 PR tree-optimization/37392
5615 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5617 2008-09-13 Martin Jambor <mjambor@suse.cz>
5618 Jan Hubicka <jh@suse.cz>
5620 * cgraph.c (free_edges): New variable.
5621 (NEXT_FREE_EDGE): New macro.
5622 (cgraph_free_edge): New function.
5623 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5624 (cgraph_node_remove_callees): Likewise.
5625 (cgraph_node_remove_callers): Likewise.
5626 (cgraph_create_edge): Reuse edges from the free list. Do not
5627 update uid if doing so.
5628 (cgraph_remove_*_hook): Add free call.
5630 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5632 * ira-color.c (conflict_allocno_vec): Delete.
5633 (update_cost_queue_elem): New structure.
5634 (update_cost_queue): New variable.
5635 (update_cost_queue_tail): Likewise.
5636 (update_cost_queue_elems): Likewise.
5637 (allocno_update_cost_check): Delete.
5638 (initiate_cost_update): Allocate update_cost_queue_elems
5639 instead of allocno_update_cost_check.
5640 (finish_cost_update): Update the free()s accordingly.
5641 (start_update_cost): New function.
5642 (queue_update_cost): Likewise.
5643 (get_next_update_cost): Likewise.
5644 (update_copy_costs_1): Inline into...
5645 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5646 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5647 once we've established they are equal. Don't allocate update
5648 costs if there is nothing to add to them.
5649 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5650 DIVISOR arguments. Use a queue instead of recursive calls;
5651 process all the allocnos in the initial queue, rather than
5653 (assign_hard_reg): Use queue_update_cost instead of
5654 conflict_allocno_vec. Queue coalesced allocnos instead
5655 of calling update_conflict_hard_regno_costs for each one.
5656 Just call update_conflict_hard_regno_costs once for the
5658 (ira_color): Remove conflict_allocno_vec handling.
5660 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5662 PR tree-optimization/37484
5663 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5664 (save_var_name): Same.
5665 (initialize_cloog_names): Same.
5666 (initialize_cloog_names): Same.
5668 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5670 * tree-scalar-evolution.c (set_instantiated_value): Set
5673 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5677 * ira-build.c (common_loop_tree_node_dominator): Remove.
5678 (copy_live_ranges_to_removed_store_destinations): New function.
5679 (regno_top_level_allocno_map): Move to top level from ...
5680 (ira_flattening): ... here. Use
5681 copy_live_ranges_to_removed_store_destinations.
5683 * ira-emit.c (generate_edge_moves): Fix a comment.
5685 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5688 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5689 scratch register after 'set' pattern.
5691 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5693 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5694 information passed to mark_reg_pointer.
5695 * explow.c (force_reg): Likewise.
5697 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5699 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5700 when building for the celledp architecture.
5702 2008-09-12 Richard Guenther <rguenther@suse.de>
5704 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5706 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5708 PR rtl-optimization/37424
5709 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5710 the regnos instead of the addresses.
5712 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5714 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5716 2008-09-11 Richard Guenther <rguenther@suse.de>
5718 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5719 entering the weaker equivalence recording.
5721 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5723 2008-09-11 Jeff Law <law@redhat.com>
5725 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5726 by assign_stack_local on the IRA path for stack slot sharing
5727 as well as the non-IRA path.
5729 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5731 * config/i386/i386.h: Fix whitespace issues.
5733 2008-09-11 Martin Jambor <mjambor@suse.cz>
5735 * ipa-prop.h (struct ipa_param_flags): Removed.
5736 (struct ipa_param_descriptor): New structure.
5737 (struct ipa_node_params): ipcp_lattices, param_decls and
5738 param_flags moved to ipa_param_description.
5739 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5740 descriptors. Renamed all users.
5741 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5742 changed to access descriptors. Renamed all users.
5743 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5744 to access descriptors. Renamed all users.
5745 * ipa-cp.c (ipcp_init_cloned_node): Call
5746 ipa_initialize_node_params instead of ipa_count_formal_params and
5747 ipa_create_param_decls_array.
5748 (ipcp_analyze_node): Likewise.
5749 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5750 descriptors. Renamed all users.
5751 (ipcp_initialize_node_lattices): Remove allocation.
5752 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5753 ipa_initialize_node_params instead of ipa_count_formal_params and
5754 ipa_create_param_decls_array.
5755 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5756 ipa_populate_param_decls, made static, added parameter info,
5757 renamed mt to node, removed allocation, changed to use
5759 (ipa_count_formal_params): Made static, added parameter info,
5761 (ipa_initialize_node_params): New function.
5762 (ipa_check_stmt_modifications): Changed to use descriptors.
5763 (ipa_detect_param_modifications): Removed allocation, changed to
5765 (ipa_note_param_call): Changed to use descriptors.
5766 (ipa_analyze_params_uses): Removed allocation.
5767 (ipa_free_node_params_substructures): Changed to use descriptors.
5768 (ipa_edge_duplication_hook): Use the unused attribute.
5769 (ipa_node_duplication_hook): Use the unused attribute, changed to
5770 use descriptors, changed to duplicate descriptors.
5772 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5773 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5774 indirect inlining. Made static.
5775 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5776 functions called only once.
5777 (cgraph_decide_recursive_inlining): Don't call
5778 ipa_propagate_indirect_call_infos, pass new_edges to
5779 cgraph_mark_inline_edge instead.
5780 (cgraph_decide_inlining_of_small_functions): Don't call
5781 ipa_propagate_indirect_call_infos, pass new_edges to
5782 cgraph_mark_inline_edge instead.
5783 (cgraph_decide_inlining): Don't call
5784 ipa_propagate_indirect_call_infos.
5785 * ipa-prop.c: Check that vectors are allocated.
5787 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5788 iff a new cgraph edges have been created.
5789 (cgraph_decide_inlining): New variable redo_always_inline.
5790 Flattening and always_inlining loop until callgraph stabilizes.
5791 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5792 true iff new cgraph edges have been created.
5793 (propagate_info_to_inlined_callees): Likewise.
5794 (ipa_propagate_indirect_call_infos): Likewise.
5796 2008-09-11 Richard Guenther <rguenther@suse.de>
5798 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5799 (set_prologue_iterations): Likewise.
5800 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5802 (vect_update_init_of_dr): Likewise.
5803 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5805 * fold-const.c (fold_unary): Do not generate calculations
5808 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5810 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5811 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5812 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5814 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5816 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5817 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5818 before finalizing the changes.
5819 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5821 (simplify_truth_ops_using_ranges): New.
5822 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5823 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5824 whether a simplification was made.
5825 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5826 use a switch statement and also call simplify_truth_ops_using_ranges.
5828 2008-09-11 Jan Hubicka <jh@suse.cz>
5830 * ggc-common.c (loc_array): Make static.
5831 * dce.c (rest_of_handle_ud_dce): Free worklist.
5833 2008-09-11 Jan Hubicka <jh@suse.cz>
5835 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5836 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5837 function so we are sure we do not dangle it forever.
5838 * function.c (outer_function_chain, find_function_data): Remove.
5839 (function_context_stack): New.
5840 (push_function_context, pop_function_context): Update.
5841 * function.h (struct function): Remove pointer outer.
5842 (outer_function_chain, find_function_data): Remove.
5843 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5845 2008-09-11 Jan Hubicka <jh@suse.cz>
5848 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5850 2008-09-11 Jan Hubicka <jh@suse.cz>
5852 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5854 2008-09-11 Jan Hubicka <jh@suse.cz>
5856 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5857 (free_var_map_entry): New function.
5858 (redirect_edge_var_map_destroy): Use it.
5860 2008-09-11 Jan Hubicka <jh@suse.cz>
5863 * tree-inline.c (add_lexical_block): Replace with ...
5864 (prepend_lexical_block): ... prepend at begginig.
5865 (remap_blocks): Use it and reverse later.
5866 (expand_call_inline): Use prepend_lexical_block.
5868 2008-09-11 Jan Hubicka <jh@suse.cz>
5870 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5872 2008-09-11 Jan Hubicka <jh@suse.cz>
5874 * function.c (free_after_compilation): Call insn_locators_free.
5875 * cfglayout.c (insn_locators_free): New function.
5876 * rtl.h (insn_locators_free): Declare.
5878 2008-09-11 Jan Hubicka <jh@suse.cz>
5880 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5882 (cond_move_process_if_block): Update call.
5884 2008-09-11 Jan Hubicka <jh@suse.cz>
5886 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5887 * vec.c: Include hashtab.h
5888 (vec_descriptor, ptr_hash_entry): New structures.
5889 (vec_desc_hash, vec_ptr_map): New static variables.
5890 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5891 register_overhead, free_overhead, vec_heap_free): New functions.
5892 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5893 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5894 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5897 2008-09-11 Ira Rosen <irar@il.ibm.com>
5899 PR tree-optimization/37474
5900 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5901 length of load permutation.
5903 2008-09-11 Andreas Schwab <schwab@suse.de>
5905 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5907 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5910 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5911 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5912 simplify_gen_subreg.
5914 2008-09-11 Ira Rosen <irar@il.ibm.com>
5916 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5919 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5922 * gimplify.c (gimplify_body): Call default_rtl_profile.
5925 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5926 instead of tok->val.node if not expanding to something else. Handle
5927 intervening CPP_PADDING tokens.
5928 (altivec_categorize_keyword): Remove unneeded comparisons.
5930 2008-09-10 Richard Guenther <rguenther@suse.de>
5932 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5934 2008-09-10 Richard Guenther <rguenther@suse.de>
5937 * tree-inline.c (insert_init_stmt): Make sure to not
5938 insert invalid gimple stores.
5940 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5942 PR tree-optimization/37388
5943 * toplev.c (process_options): Fail and warn when graphite
5944 flags are used, but the compiler has not been configured
5945 with graphite libraries.
5946 * graphite.c (graphite_transform_loops): Remove printfs
5947 to dump_file for the case when graphite is not available.
5949 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5952 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5953 the even element into register.
5954 (ix86_expand_vector_init_general): Don't use
5955 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5956 if we can't move from GPR to SSE register directly.
5958 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5960 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5961 not lose track of the number of NOPs needed. Number of NOPs needed
5962 for sync vs. loads workaround was switched; corrected. Run second
5963 pass for all workarounds. No NOPs needed after call insns. Change
5964 second pass to use find_next_insn_start and find_load helpers in order
5965 to properly detect parallel insns.
5966 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5968 2008-09-10 Jan Hubicka <jh@suse.cz>
5970 * value-prof.c (gimple_ic): Fix tuplification bug.
5971 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5974 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5976 PR tree-optimization/37353
5977 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5978 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5979 calls instead of cond_dead_built_in_calls.
5980 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5981 initalize the vector only before adding first entry. Use VEC_safe_push
5982 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5983 shrink_wrap_conditional_dead_built_in_calls call.
5985 2008-09-10 Ira Rosen <irar@il.ibm.com>
5987 PR tree-optimization/37385
5988 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5989 argument, and use it as a vector type if not NULL.
5990 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5992 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5993 additional argument.
5994 (vectorizable_load): Likewise.
5996 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5998 * config/i386/i386.md (SWI32): New mode iterator.
5999 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6002 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6004 PR rtl-optimization/37435
6005 * caller-save.c (insert_restore, insert_save): Check the mode by
6008 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6011 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6013 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6016 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6018 * doc/invoke.texi (ARM Options): Correct errors in discussion
6019 of -mfloat-abi, -mhard-float, and -msoft-float.
6021 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6022 Jan Hubicka <jh@suse.cz>
6025 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6026 calling gimple_regimplify_operands on it. Iterate over all newly
6027 added statements, not just the last one.
6028 (insert_init_stmt): Insert stmt into seq first, then call
6029 gimple_regimplify_operands on it. Don't create new gimplification
6030 context, nor find referenced vars.
6032 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6035 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6036 to pointer to vector pointer.
6037 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6038 propagate_info_to_inlined_callees): Likewise.
6039 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6040 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6041 ipa_check_create_edge_args.
6042 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6043 argument to pointer to vector pointer.
6044 (cgraph_decide_inlining_of_small_function): Adjust
6045 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6049 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6050 optimizing for size, not speed.
6052 PR rtl-optimization/37408
6053 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6054 if parm is promoted.
6056 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6058 PR tree-optimization/37375
6059 * tree-scalar-evolution.c (scev_info_str): Add field
6061 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6062 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6063 set_instantiated_value): Pass instantiated_below.
6064 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6066 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6067 the definitions are not instantiated.
6069 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6070 (block_before_loop): New.
6071 * tree-data-ref.c (dr_analyze_indices): Update uses of
6073 * graphite.c (block_before_scop): New.
6074 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6075 basic block, not a loop for determining the parameters.
6076 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6078 (idx_record_params, find_params_in_bb, find_scop_parameters,
6079 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6080 to instantiate_scev.
6082 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6084 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6088 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6090 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6091 Check zero freq and increase if necessary.
6093 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6095 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6096 regno is in the right range. Add comments.
6098 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6100 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6102 * mips-tfile.c (copy_object): Cast alloca result to int *.
6103 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6105 Rename class to sclass.
6106 (read_tfile): Cast read_seek return values to proper types.
6107 Cast xcalloc return value to proper type.
6109 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6111 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6112 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6113 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6115 2008-09-09 Jan Hubicka <jh@suse.cz>
6117 * profile.c (is_edge_inconsistent): Add debug output; ignore
6118 negative count on fake edges.
6119 (is_inconsistent): Add debug output.
6121 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6123 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6125 (choose_ready): When first insn is chosen from the ready list, also
6128 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6130 PR rtl-optimization/37360
6131 * haifa-sched.c (max_issue): Do not assert that we never issue more
6132 insns than issue_rate. Add comment.
6134 2008-09-09 Richard Guenther <rguenther@suse.de>
6136 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6137 (verify_types_in_gimple_call): Rename to ...
6138 (verify_gimple_call): ... this. Enhance.
6139 (verify_types_in_gimple_cond): Remove.
6140 (verify_gimple_comparison): New function ...
6141 (verify_types_in_gimple_assign): ... split out from here.
6142 (verify_types_in_gimple_return): Rename to ...
6143 (verify_gimple_return): ... this. Enhance.
6144 (verify_types_in_gimple_switch): Rename to ...
6145 (verify_gimple_switch): ... this. Enhance.
6146 (verify_gimple_goto): New function.
6147 (verify_types_in_gimple_phi): Rename to ...
6148 (verify_gimple_phi): ... this. Enhance.
6149 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6150 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6151 (verify_types_in_gimple_seq_2): Remove cases handled in
6152 verify_types_in_gimple_stmt.
6154 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6156 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6157 (push_multiple_operation, pop_multiple_operation): Set it.
6158 (workaround_rts_anomaly): New function.
6159 (workaround_speculation): New function, broken out of bfin_reorg.
6160 (bfin_reorg): Call the new functions.
6162 2008-09-09 Richard Guenther <rguenther@suse.de>
6166 * gimplify.c (gimplify_conversion): Change conversions of
6167 non-register type to VIEW_CONVERT_EXPRs.
6168 (gimplify_addr_expr): If we need to make the operand
6169 addressable make sure to use a properly initialized
6170 temporary for that so it gets a valid gimple store.
6172 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6174 * function.h (struct function): Add function_start_locus.
6175 * cfgexpand.c (gimple_expand_cfg): Use it.
6176 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6178 2008-09-09 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/37433
6181 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6184 2008-09-09 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/37387
6187 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6188 and bits to a common type.
6190 2008-09-09 Nick Clifton <nickc@redhat.com>
6192 * config/v850/v850.md (return): Restore frame size restriction.
6194 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6196 * c-common.c (c_expand_decl): Remove.
6197 * c-common.h (anon_aggr_type_p): Remove prototype.
6198 (DECL_ANON_UNION_ELEMS): Remove.
6199 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6200 * c-decl.c (anon_aggr_type_p): Remove.
6201 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6202 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6203 * langhooks.h (struct lang_hooks): Remove expand_decl.
6204 * langhooks.c (lhd_expand_decl): Remove.
6205 * stmt.c (expand_anon_union_decl): Remove.
6206 * tree.h (expand_anon_union_decl): Remove prototype.
6208 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6211 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6213 * config/avr/avr.md (QISI) : Define mode iterator.
6214 (negated_tst<mode>) : Redefine as split using mode macro.
6215 (reversed_tstqi): Define insn as reversed compare with zero.
6216 (reversed_tsthi): Ditto.
6217 (reversed_tstsi): Ditto.
6219 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6222 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6223 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6226 * predict.c (optimize_function_for_size_p): Don't segfault if
6228 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6229 tree_swap_operands_p): Don't test cfun != NULL before calling
6230 optimize_function_for_s*_p.
6232 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6234 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6237 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6239 * crx/crx.h (IRA_COVER_CLASSES): Define.
6241 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6244 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6245 even when a stmt has been gimple_modified_p, but after fold_stmt is
6246 not any longer. Remove unneeded may_have_exposed_new_symbols
6249 2008-09-08 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/37421
6252 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6255 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6258 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6260 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6264 * pa-hpux10.h (LINK_SPEC): Likewise.
6265 * pa-hpux11.h (LINK_SPEC): Likewise.
6267 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6269 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6270 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6272 2008-09-07 Helge Deller <deller@gmx.de>
6274 * pa/linux-atomic.c: New file.
6275 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6276 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6278 2008-09-07 Richard Guenther <rguenther@suse.de>
6279 Ira Rosen <irar@il.ibm.com>
6281 PR tree-optimization/36630
6282 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6283 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6285 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6286 Ira Rosen <irar@il.ibm.com>
6288 PR tree-optimization/35642
6289 * config/rs6000/altivec.md (mulv8hi3): Implement.
6291 2008-09-06 Jeff Law <law@redhat.com>
6293 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6295 2008-09-06 Jan Hubicka <jh@suse.cz>
6297 PR tree-optimization/14703
6298 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6300 * passes.c (init_optimization_passes): Recompute inline parameters.
6302 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6304 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6307 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6308 Peter Fuerst <post@pfrst.de>
6310 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6311 * doc/extend.texi: Document __builtin_mips_cache.
6312 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6313 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6314 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6315 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6316 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6317 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6318 (set_push_mips_isas): New variable.
6319 (mips_r10k_cache_barrier): New variable.
6320 (cache): New availability predicate.
6321 (mips_builtins): Add an entry for __builtin_mips_cache.
6322 (mips_build_cvpointer_type): New function.
6323 (MIPS_ATYPE_CVPOINTER): New macro.
6324 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6326 (r10k_simplified_address_p, r10k_simplify_address)
6327 (r10k_uncached_address_p, r10k_safe_address_p)
6328 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6329 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6330 (r10k_insert_cache_barriers): New functions.
6331 (mips_reorg_process_insns): Delete cache barriers after a
6332 branch-likely instruction.
6333 (mips_reorg): Call r10k_insert_cache_barriers.
6334 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6335 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6336 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6337 (mips_cache, r10k_cache_barrier): New define_insns.
6339 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6341 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6342 * ira-color.c (setup_allocno_left_conflicts_num): Use
6343 hard_reg_set_equal_p instead of a comparison with
6344 ira_zero_hard_reg_set.
6345 * ira.c (setup_reg_subclasses): Likewise.
6346 (setup_cover_and_important_classes): Likewise.
6347 (setup_class_translate): Likewise.
6348 (setup_reg_class_intersect_union): Likewise.
6349 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6350 (ira_init_once): Don't initialize them.
6352 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6354 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6356 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6358 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6360 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6362 Improved branch hints, safe hints, and scheduling.
6364 * haifa-sched.c (sched_emit_insn) : Define.
6365 * sched-int.h (sched_emit_insn) : Add prototype.
6366 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6367 -mhint-max-distance -msafe-hints) : Document.
6368 * config/spu/spu.c (spu_flag_var_tracking): New.
6369 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6370 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6371 TARGET_ASM_FILE_START): Define.
6372 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6373 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6374 (spu_emit_branch_hint): Add blocks argument.
6375 (insert_branch_hints, insert_nops): Remove.
6376 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6377 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6378 spu_sched_reorder, asm_file_start): New functions.
6379 (clock_var, spu_sched_length, pipe0_clock,
6380 pipe1_clock, prev_clock_var, prev_priority,
6381 spu_ls_first, prev_ls_clock): New static variables.
6382 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6383 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6384 (nopn_nv): Add a non-volatile version of nop.
6385 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6386 -mhint-max-distance, -msafe-hints): New options.
6388 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6389 Samuel Tardieu <sam@rfc1149.net>
6391 * opts.c (decode_options): Combine nested if statements.
6394 * opts.c (decode_options): Handle more relationships among
6395 unit-at-a-time, toplevel-reorder, and section-anchors.
6397 2008-09-05 David Daney <ddaney@avtrex.com>
6399 * doc/install.texi (--enable-reduced-reflection): Document new option.
6401 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6403 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6405 (constantpool_operand): New.
6406 (move_operand): Disallow sub-word modes for the constant pool.
6407 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6408 (xtensa_secondary_reload_class): Replace with....
6409 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6410 Set icode for sub-word reloads from the constant pool.
6411 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6412 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6413 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6414 * config/xtensa/xtensa-protos.h: Update prototypes.
6416 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6418 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6419 (REG_CLASS_NAMES): Update.
6420 (REG_CLASS_CONTENTS): Update.
6421 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6422 of ALL_REGS for regs 77 and 78.
6423 * function.c (instantiate_virtual_regs_in_insn): Assert that
6424 return value of simplify_gen_subreg is not NULL.
6426 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6428 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6429 (gen_rtvec_v): Fix coding standards.
6431 2008-09-04 Jan Hubicka <jh@suse.cz>
6433 * i386.c (decide_alg): Be more conservative about optimizing for size.
6435 2008-09-04 Ian Lance Taylor <iant@google.com>
6437 * varasm.c (narrowing_initializer_constant_valid_p): New
6439 (initializer_constant_valid_p): Call it.
6441 2008-09-04 Jeff Law <law@redhat.com>
6443 * fold-const.c (native_encode_real): Fix computation of WORDS.
6444 (native_interpret_real): Likewise.
6446 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6448 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6450 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6452 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6453 that the cost is already taken into account in ira-costs.c
6455 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6457 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6458 ira_debug_copies): New.
6459 (ira_bulid): Call print_copies.
6461 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6463 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6466 * config/rs6000/rs6000.c (optimization_options): Remove check of
6467 flag_toplevel_order.
6469 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6471 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6472 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6473 second operand is a reg_imm10_operand.
6474 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6475 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6476 (*seq_<GPR:mode><GPR2:mode>): Rename to
6477 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6479 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6480 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6482 (*sne_<GPR:mode><GPR2:mode>): Rename to
6483 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6486 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6488 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6489 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6490 combining an arithmetic right shift by more than 31 and a
6491 trunction. Don't match for out-of-range shift amounts. Set
6492 attribute mode to <MODE>.
6493 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6494 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6495 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6496 shifts by less than 32.
6497 (extv): Change predicate on first operand to accept registers.
6498 Change predicate of the other operands from immediate_operand to
6499 const_int_operand. Expand exts when source is a register.
6500 (extzv): Change predicate of the constant operands from
6501 immediate_operand to const_int_operand.
6502 (extzv<mode>): Change predicate of the constant operands from
6503 immediate_operand to const_int_operand and no constraint. Also
6505 (*extzv_trunc<mode>_exts): New pattern.
6507 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6509 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6510 * config/mips/mips-protos.h (mask_low_and_shift_p,
6511 mask_low_and_shift_len): Declare.
6512 * config/mips/mips.c (mask_low_and_shift_p,
6513 mask_low_and_shift_len): New functions.
6514 (mips_print_operand): Handle new operand prefix "m".
6515 * config/mips/mips.md (*cins<mode>): New pattern.
6517 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6519 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6520 optimizing for size.
6522 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6524 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6525 regardless of epilogue_completed.
6527 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6530 * ira-lives.c (process_bb_node_lives): Check setjmp.
6532 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6535 * ira-build.c (form_loop_tree): Reverse BB walk.
6536 (create_bb_allocnos): Likewise.
6537 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6538 (mark_reg_store): Rename to...
6539 (mark_ref_live): ...this and take a df_ref argument instead of
6540 note_stores arguments. Assert that we have a register.
6541 (mark_reg_clobber): Delete.
6542 (def_conflicts_with_inputs_p): New function.
6543 (mark_reg_conflicts): Delete.
6544 (mark_reg_death): Rename to...
6545 (mark_ref_dead): ...this and take a df_ref argument instead of
6546 a register. Assert that we have a register.
6547 (process_bb_node_lives): Hoist frequency calculation out of
6548 instruction walk. Convert from a forwards scan to a backwards scan.
6549 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6550 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6551 (create_allocno_live_ranges): Don't create regs_set.
6553 2008-09-04 Ian Lance Taylor <iant@google.com>
6555 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6556 or REG_LABEL_TARGET.
6557 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6558 comparing MODE with MEM.
6559 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6560 comparing with GF_PREDICT_TAKEN.
6561 (gimple_get_lhs): Change code to enum gimple_code.
6562 (gimple_set_lhs): Likewise.
6563 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6564 * omp-low.c (find_omp_clause): Change kind parameter to enum
6566 * tree-flow.h (find_omp_clause): Update declaration.
6567 * regrename.c (clear_dead_regs): Change kind parameter to enum
6569 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6571 * see.c (see_get_extension_data): Change return type to enum
6572 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6573 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6574 (see_gen_normalized_extension): Change extension_code parameter to
6576 (see_seek_pre_extension_expr): Change extension_code to enum
6578 (see_merge_one_def_extension): Likewise.
6579 (see_handle_relevant_defs): Likewise.
6580 (see_handle_relevant_uses): Likewise.
6581 (see_analyze_one_def): Likewise.
6582 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6583 GIMPLE_ASM rather than ASM_EXPR.
6584 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6585 GIMPLE_RETURN rather than RETURN_EXPR.
6586 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6587 (evaluate_stmt): Likewise.
6588 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6589 to enum vect_relevant.
6590 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6591 compare gimple codes with tree codes.
6593 2008-09-04 Paul Brook <paul@codesourcery.com>
6595 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6597 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6599 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6600 pointer check lost in the recent no-unit-at-a-time patch.
6602 2008-09-04 Jan Hubicka <jh@suse.cz>
6605 * tree-switch-conversion.c (check_final_bb): Accept only IP
6608 2008-09-04 Jan Hubicka <jh@suse.cz>
6610 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6612 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6613 using_ranges argument.
6614 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6615 (vrp_visit_cond_stmt): Update call of
6616 vrp_evaluate_conditional_warnv_with_ops
6618 2008-09-04 Jan Hubicka <jh@suse.cz>
6620 PR tree-optimization/37345
6621 PR tree-optimization/37358
6622 PR tree-optimization/37357
6623 * tree.c (build_function_type_skip_args): Build distinct type copy;
6625 (build_function_decl_skip_args): Set type of new decl not orig decl;
6626 clear DECL_VINDEX for methods turned into functions.
6628 2008-09-04 Nick Clifton <nickc@redhat.com>
6630 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6631 * configure: Regenerate.
6632 * config.in: Regenerate.
6633 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6634 alignment field, if it is supported.
6636 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6638 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6641 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6643 * config/rs6000/rs6000.c (processor_target_table): Do not
6644 enable VMX for POWER6.
6646 2008-09-03 Anton Blanchard <anton@samba.org>
6648 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6649 emit memory barrier before operation.
6651 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6654 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6655 default_elf_asm_output_external.
6657 2008-09-03 Jeff Law <law@redhat.com>
6659 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6661 2008-09-03 Richard Henderson <rth@redhat.com>
6663 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6664 memory barrier to below the test-and-set.
6665 (alpha_split_lock_test_and_set_12): Likewise.
6667 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6671 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6674 * ira-color.c (print_loop_title): Use all_allocnos.
6675 (color_pass): Ditto. Don't add border_allocnos. Check that
6676 subloop allocno in the correspdoning bitmap all_allocnos.
6678 * ira-emit.c (change_loop): Use all_allocnos.
6680 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6681 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6682 (create_cap_allocno): Remove setting mentioned_allocnos.
6683 (create_insn_allocnos): Ditto.
6684 (remove_unnecessary_allocnos): Use all_allocnos.
6685 (check_allocno_creation): Check that allocnos are in the
6686 corresponding bitmap all_allocnos.
6688 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6692 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6693 (process_regs_for_copy): Process subregs. Refine check when cost
6694 is taken into account in ira-costs.c.
6695 (process_reg_shuffles): Use REG_SUBREG_P.
6696 (add_insn_allocno_copies): Ditto. Ignore modes.
6698 * ira-color.c (conflict_allocno_vec): New.
6699 (COST_HOP_DIVISOR): New macro.
6700 (update_copy_costs_1): Use it.
6701 (update_conflict_hard_regno_costs): New function.
6702 (assign_hard_reg): Use it.
6703 (ira_color): Allocate and free conflict_allocno_vec.
6705 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6709 * ira-int.h (ira_sort_insn_chain): Remove.
6711 * ira.c (basic_block_order_nums, chain_insn_order,
6712 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6713 (ira): Don't call ira_sort_insn_chain.
6715 * reload1.c (reload): Don't call ira_sort_insn_chain.
6717 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6720 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6721 which become non throw.
6722 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6723 update_call_expr after updating the flags on the decl.
6725 2008-09-03 Jan Hubicka <jh@suse.cz>
6727 PR tree-optimization/37315
6728 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6729 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6730 (cgraph_analyze_functions): Use node->analyzed
6731 (cgraph_mark_functions_to_output): Likewise.
6732 (cgraph_expand_function): All functions can be released after
6734 (cgraph_optimize): Use gimple_has_body_p.
6735 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6736 (cgraph_decide_inlining_incrementally): Likewise.
6737 (inline_transform): Inline transform.
6738 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6740 (inlinable_function_p): Drop gimple_body check.
6741 (expand_call_inline): Use gimple_has_body_p.
6742 * gimple.c (gimple_has_body_p): New.
6743 * gimple.h (gimple_has_body_p): Add prototype.
6744 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6745 (dump_function_to_file): Use gimple_has_body_p check.
6747 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6750 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6752 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6754 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6756 From Michael Frysinger <michael.frysinger@analog.com>
6757 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6758 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6761 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6764 * doc/extend.texi: Document picoChip builtin functions.
6765 * doc/invoke.texi: Document picoChip options.
6766 * doc/contrib.texi: Add picoChip contribution.
6767 * doc/md.texi: Document picoChip constraints.
6768 * config.gcc: Add picochip-*-*.
6769 * config/picochip/: Add new port.
6771 2008-09-03 Richard Guenther <rguenther@suse.de>
6773 PR tree-optimization/37328
6774 * tree-sra.c (sra_build_assignment): Gimplify properly.
6775 (generate_copy_inout): Take the correct stmt as definition,
6776 remove bogus assert.
6778 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6780 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6783 From Michael Frysinger <michael.frysinger@analog.com>
6784 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6786 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6788 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6789 (__gthread_setspecific): Revert 2008-08-31 change to
6790 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6792 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6794 * diagnostic.c (error_at): New.
6795 * toplev.h (error_at): New prototype.
6796 * c-typeck.c (build_array_ref): Call error_at instead of error.
6797 Pass location to pedwarn.
6799 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6801 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6803 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6805 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6806 VAR_DECL and CONST_DECL.
6808 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6809 Jakub Jelinek <jakub@redhat.com>
6811 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6812 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6813 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6814 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6815 Don't set ix86_save_varrargs_registers.
6816 (ix86_setup_incoming_varargs): Assume cum != NULL.
6817 (ix86_va_start): Check ix86_varargs_gpr_size and
6818 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6819 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6820 from frame pointer if ix86_varargs_gpr_size == 0.
6821 (ix86_compute_frame_layout): Updated.
6822 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6823 (ix86_varargs_gpr_size): Define.
6824 (ix86_varargs_fpr_size): Likewise.
6825 (machine_function): Remove save_varrargs_registers.
6826 Add varargs_gpr_size and varargs_fpr_size.
6828 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6830 * config/alpha/alpha.c (va_list_skip_additions,
6831 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6832 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6835 PR tree-optimization/36766
6836 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6837 for already removed basic blocks.
6840 * real.c (real_maxval): Clear a lower bit to make real_maxval
6841 match get_max_float for IBM long double format.
6843 2008-09-02 Andreas Schwab <schwab@suse.de>
6845 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6846 * configure: Regenerate.
6848 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6850 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6851 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6852 checking for a non-VOID CONSTANT_P.
6854 2008-09-02 Jan Hubicka <jh@suse.cz>
6856 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6857 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6860 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6862 * expr.c (emit_group_store): Don't assert stack temp mode size.
6864 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6865 Tobias Grosser <grosser@fim.uni-passau.de>
6866 Jan Sjodin <jan.sjodin@amd.com>
6867 Harsha Jagasia <harsha.jagasia@amd.com>
6868 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6869 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6870 Adrien Eliche <aeliche@isty.uvsq.fr>
6872 Merge from graphite branch.
6875 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6876 * doc/invoke.texi (-floop-block, -floop-interchange,
6877 -floop-strip-mine): Document new flags.
6878 * tree-into-ssa.c (gimple_vec): Moved...
6879 * tree-loop-distribution.c (rdg_component): Moved...
6880 * cfgloopmanip.c: Include tree-flow.h.
6881 (update_dominators_in_loop): New.
6882 (create_empty_if_region_on_edge): New.
6883 (create_empty_loop_on_edge): New.
6884 (loopify): Use update_dominators_in_loop.
6885 * tree-pass.h (pass_graphite_transforms): Declared.
6886 * configure: Regenerate.
6887 * tree-phinodes.c (make_phi_node): Export.
6888 (add_phi_node_to_bb): New, split from create_phi_node.
6889 * tree-chrec.c (for_each_scev_op): New.
6890 * tree-chrec.h (for_each_scev_op): Declared.
6891 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6892 (remove_statement): Call get_phi_with_result.
6893 * config.in (HAVE_cloog): Undef.
6894 * gdbinit.in (pgg): New.
6895 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6896 * tree-ssa-loop.c (graphite_transforms): New.
6897 (gate_graphite_transforms): New.
6898 (pass_graphite_transforms): New.
6899 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6900 HAVE_cloog): Defined.
6901 * tree-vectorizer.c (rename_variables_in_bb): Export.
6902 * tree-data-ref.c (dr_may_alias_p): Export.
6903 (stmt_simple_memref_p): New.
6904 (find_data_references_in_stmt): Export.
6905 (find_data_references_in_loop): Export.
6906 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6907 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6908 (create_rdg_vertices): Export.
6909 (build_empty_rdg): New.
6910 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6911 * tree-data-ref.h (rdg_component): ... here.
6913 (struct data_reference): Add a field scop.
6915 (find_data_references_in_loop): Declared.
6916 (find_data_references_in_stmt): Declared.
6917 (create_rdg_vertices): Declared.
6918 (dr_may_alias_p): Declared.
6919 (stmt_simple_memref_p): Declared.
6920 (struct rdg_edge): Add a field ddr_p relation.
6921 (build_empty_rdg): Declared.
6922 * lambda.h (lambda_matrix): Declare a VEC of.
6923 (find_induction_var_from_exit_cond): Declared.
6924 (lambda_vector_compare): New.
6925 * common.opt (fgraphite, floop-strip-mine,
6926 floop-interchange, floop-block): New flags.
6927 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6928 * cfgloop.c (is_loop_exit): New.
6929 * cfgloop.h (is_loop_exit): Declared.
6930 (create_empty_if_region_on_edge): Declared.
6931 (create_empty_loop_on_edge): Declared.
6932 * tree-flow.h (add_phi_node_to_bb): Declared.
6933 (make_phi_node): Declared.
6934 (rename_variables_in_bb): Declared.
6935 (perfect_loop_nest_depth): Declared.
6936 (graphite_transform_loops): Declared.
6937 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6938 (graphite.o-warn): Add -Wno-error.
6939 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6940 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6941 (INCLUDES): Add PPLINC, CLOOGINC.
6942 (OBJS-common): Add graphite.o.
6943 (graphite.o): Add rule.
6944 * gimple.h (gimple_vec): ... here.
6945 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6946 * passes.c (init_optimization_passes): Schedule
6947 pass_graphite_transforms.
6949 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6952 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6953 and -fno-toplevel-reorder after handle_options.
6955 2008-09-02 Paul Brook <paul@codesourcery.com>
6957 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6958 (arm_override_options): Set arm_tune_cortex_a9.
6959 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6960 (arm_issue_rate): Handle cortexa9.
6961 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6962 * config/arm/arm-cores.def: Add cortex-a9.
6963 * config/arm/arm-tune.md: Regenerate.
6964 * config/arm/arm.md: Include cortex-a9.md.
6965 (generic_sched, generic_vfp): Add cortexa9.
6966 * config/arm/cortex-a9.md: New file.
6968 2008-09-02 Richard Guenther <rguenther@suse.de>
6970 PR tree-optimization/37327
6971 * tree-vrp.c (register_new_assert_for): Make sure to not have
6972 TREE_OVERFLOW set on the bound.
6974 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6976 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6978 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6979 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6982 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6984 * gcc/config/spu/spu.md (divdf3): Removed.
6986 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6988 PR tree-optimization/37095
6989 * cgraph.c (cgraph_node): When creating new cgraph node after
6990 assembler_name_hash has been populated, record it in the hash
6993 2008-09-01 Paul Brook <paul@codesourcery.com>
6995 * doc/invoke.texi: Document -mword-relocations.
6996 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6997 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6998 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6999 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7000 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7001 (arm_emit_movpair): New function.
7002 (arm_print_operand <c>): Handle sybolic addresses.
7003 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7004 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7005 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7006 * config/arm/arm.opt: Add -mword-relocations.
7007 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7008 (arm_movt, arm_movw): New.
7010 2008-09-01 Paul Brook <paul@codesourcery.com>
7012 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7013 Allow Interworking on ARMv4 EABI based targets.
7014 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7015 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7017 2008-09-01 Paul Brook <paul@codesourcery.com>
7019 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7020 optimized LT0 test. Remove optimization for GT.
7022 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7024 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7025 openmp applications.
7026 * pa-hpux11.h (LIB_SPEC): Likewise.
7028 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7031 2008-09-01 Jan Hubicka <jh@suse.cz>
7033 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7034 present, use only counts; when guessed use only frequencies.
7035 (estimate_bb_frequencies): Use function_frequency.
7036 * profile.c (compute_branch_probabilities): Exit early when
7037 profile reading failed. Set profile_status.
7038 (branch_prob): Do not set profile_status.
7040 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7042 * tree.c (protected_set_expr_location): New.
7043 * tree.h (protected_set_expr_location): New prototype.
7044 * c-tree.h (build_array_ref): Add argument.
7045 (parser_build_unary_op): Same.
7046 * c-typeck.c (build_indirect_ref): Handle new location argument.
7047 (build_array_ref): Same.
7048 (parser_build_unary_op): Same.
7049 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7051 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7053 * c-common.c (finish_label_address_expr): Handle new location argument.
7054 * c-common.h (build_indirect_ref): Add argument.
7055 (finish_label_address_expr): Same.
7056 * c-parser.c (c_parser_unary_expression): Pass location to build
7058 (c_parser_postfix_expression): Same.
7060 2008-09-01 Paul Brook <paul@codesourcery.com>
7062 * config/arm/arm.md: Include cortex-r4f.md.
7063 (attr fpu): Update type list.
7064 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7065 fconstd, fcmps and fcmpd.
7066 (attr tune_cortexr4): Define.
7067 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7068 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7069 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7070 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7071 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7072 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7073 cortex_a8_vfp_farith: Ditto.
7074 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7075 * config/arm/cortex-r4.md: Use tune_cortexr4.
7076 * config/arm/cortex-r4f.md: New file.
7078 2008-09-01 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/37305
7081 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7082 the result of constant conversions.
7083 (fold_gimple_assign): Likewise.
7085 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7087 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7088 #ifdef ENABLE_CHECKING.
7090 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7092 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7093 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7094 when !INSN_SCHEDULING.
7096 2008-09-01 Andreas Schwab <schwab@suse.de>
7098 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7100 2008-09-01 Paul Brook <paul@codesourcery.com>
7102 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7104 2008-09-01 Jan Hubicka <jh@suse.cz>
7106 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7108 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7110 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7111 * gimplify.c (gimplify_init_constructor): Add speed operand.
7112 * tree-sra.c (decide_block_copy): Likewise.
7113 * tree-inline.c (estimate_move_cost): Likewise.
7114 * config/alpha/alpha.h (MOVE_RATIO): Update.
7115 * config/frv/frv.c (MOVE_RATIO): Update.
7116 * config/spu/spu.h (MOVE_RATIO): Update.
7117 * config/sparc/sparc.h (MOVE_RATIO): Update.
7118 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7119 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7120 * config/cris/cris.h (MOVE_RATIO): Update.
7121 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7122 * config/arm/arm.h (MOVE_RATIO): Update.
7123 * config/pa/pa.md: Update uses of MOVE_RATIO
7124 * config/pa/pa.h (MOVE_RATIO): Update.
7125 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7126 CLEAR_RATIO, SET_RATIO): Update.
7127 * config/h8300/h8300.h (MOVE_RATIO): Update.
7128 * config/v850/v850.h (MOVE_RATIO): Update.
7129 * config/bfin/bfin.h (MOVE_RATIO): Update.
7131 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7132 Dmitry Melnik <dm@ispras.ru>
7133 Dmitry Zhurikhin <zhur@ispras.ru>
7134 Alexander Monakov <amonakov@ispras.ru>
7135 Maxim Kuvyrkov <maxim@codesourcery.com>
7137 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7138 sel-sched-dump.c, sel-sched-ir.c: New files.
7139 * Makefile.in (OBJS-common): Add selective scheduling object files.
7140 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7141 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7142 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7143 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7144 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7145 (make_forwarder_block): Update loop latch if we have redirected
7146 the loop latch edge.
7147 * cfgloop.c (get_loop_body_in_custom_order): New function.
7148 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7149 (CP_FALLTHRU_PREHEADERS): Likewise.
7150 (get_loop_body_in_custom_order): Declare.
7151 * cfgloopmanip.c (has_preds_from_loop): New.
7152 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7153 Assert that the preheader edge will be fall thru when it is set.
7154 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7155 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7156 fsel-sched-substitution, fselective-scheduling): New flags.
7157 * cse.c (hash_rtx_cb): New.
7159 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7160 sel_sched_insn_cnt): New counters.
7161 * final.c (compute_alignments): Export. Free dominance
7162 info after loop_optimizer_finalize.
7163 * genattr.c (main): Output maximal_insn_latency prototype.
7164 * genautomata.c (output_default_latencies): New.
7165 Factor its code from ...
7166 (output_internal_insn_latency_func): ... here.
7167 (output_internal_maximal_insn_latency_func): New.
7168 (output_maximal_insn_latency_func): New.
7169 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7170 (struct hard_reg_set_iterator): New.
7171 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7172 hard_reg_set_iter_next): New functions.
7173 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7174 * lists.c (remove_free_INSN_LIST_node,
7175 remove_free_EXPR_LIST_node): New functions.
7176 * loop-init.c (loop_optimizer_init): When
7177 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7178 calling create_preheaders.
7179 (loop_optimizer_finalize): Do not verify flow info after reload.
7180 * recog.c (validate_replace_rtx_1): New parameter simplify.
7181 Default it to true. Update all uses. Factor out simplifying
7183 (simplify_while_replacing): ... this new function.
7184 (validate_replace_rtx_part,
7185 validate_replace_rtx_part_nosimplify): New.
7186 * recog.h (validate_replace_rtx_part,
7187 validate_replace_rtx_part_nosimplify): Declare.
7188 * rtl.c (rtx_equal_p_cb): New.
7189 (rtx_equal_p): Use it.
7190 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7191 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7192 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7193 * vecprim.h: Add a vector type for unsigned int.
7194 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7195 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7196 ready_try, cycle_issued_insns, spec_info): Make global.
7197 (readyp): Initialize.
7198 (dfa_lookahead): New global variable.
7199 (old_max_uid, old_last_basic_block): Remove.
7200 (h_i_d): Make it a vector.
7201 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7203 (after_recovery, adding_bb_to_current_region_p):
7204 New variables to handle correct insertion of the recovery code.
7205 (struct ready_list): Move declaration to sched-int.h.
7206 (rgn_n_insns): Removed.
7207 (rtx_vec_t): Move to sched-int.h.
7208 (find_insn_reg_weight): Remove.
7209 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7210 (haifa_init_h_i_d, haifa_finish_h_i_d):
7211 New functions to initialize / finalize haifa instruction data.
7212 (extend_h_i_d, init_h_i_d): Rewrite.
7213 (unlink_other_notes): Move logic to add_to_note_list. Handle
7214 selective scheduler.
7215 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7216 find_fallthru_edge): Make global, remove static prototypes.
7217 (max_issue): Make global. Add privileged_n and state parameters. Use
7219 (extend_global, extend_all): Removed.
7220 (init_before_recovery): Add new param. Fix the handling of the case
7221 when we insert a recovery code before the EXIT which has a predecessor
7222 with a fallthrough edge to it.
7223 (create_recovery_block): Make global. Rename to
7224 sched_create_recovery_block. Update.
7225 (change_pattern): Rename to sched_change_pattern. Make global.
7226 (speculate_insn): Rename to sched_speculate_insn. Make global.
7227 Split haifa-specific functionality into ...
7228 (haifa_change_pattern): New static function.
7229 (sched_extend_bb): New static function.
7230 (sched_init_bbs): New function.
7231 (current_sched_info): Change type to struct haifa_sched_info.
7232 (insn_cost): Adjust for selective scheduling.
7233 (dep_cost_1): New function. Move logic from ...
7234 (dep_cost): ... here.
7235 (dep_cost): Use dep_cost_1.
7236 (contributes_to_priority_p): Use sched_deps_info instead of
7238 (priority): Adjust to work with selective scheduling. Process the
7239 corner case when all dependencies don't contribute to priority.
7240 (rank_for_schedule): Use ds_weak instead of dep_weak.
7241 (advance_state): New function. Move logic from ...
7242 (advance_one_cycle): ... here.
7243 (add_to_note_list, concat_note_lists): New functions.
7244 (rm_other_notes): Make static. Adjust for selective scheduling.
7245 (remove_notes, restore_other_notes): New functions.
7246 (move_insn): Add two arguments. Update assert. Don't call
7248 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7249 Remove more_issue, max_points. Move the code to initialize
7250 max_lookahead_tries to max_issue.
7251 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7252 ready. Adjust use of move_insn. Call restore_other_notes.
7254 (sched_init, sched_finish): Move Haifa-specific initialization/
7256 (haifa_sched_init, haifa_sched_finish): ... respectively.
7258 (setup_sched_dump): New function.
7259 (haifa_init_only_bb): New static function.
7260 (haifa_speculate_insn): New static function.
7261 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7262 (extend_ready, extend_all): Remove.
7263 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7264 (create_check_block_twin, add_to_speculative_block): Use
7265 haifa_insns_init instead of extend_global. Update to use new
7266 initialization functions. Change parameter. Factor out code from
7267 create_check_block_twin to ...
7268 (sched_create_recovery_edges) ... this new function.
7269 (add_block): Remove.
7270 (sched_scan_info): New.
7271 (extend_bb): Use sched_scan_info.
7272 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7273 static functions for walking through scheduling region.
7274 (sched_luids): New vector variable to replace uid_to_luid.
7275 (luids_extend_insn): New function.
7276 (sched_max_luid): New variable.
7277 (luids_init_insn): New function.
7278 (sched_init_luids, sched_finish_luids): New functions.
7279 (insn_luid): New debug function.
7280 (sched_extend_target): New function.
7281 (haifa_init_insn): New static function.
7282 (sched_init_only_bb): New hook.
7283 (sched_split_block): New hook.
7284 (sched_split_block_1): New function.
7285 (sched_create_empty_bb): New hook.
7286 (sched_create_empty_bb_1): New function.
7287 (common_sched_info, ready): New global variables.
7288 (current_sched_info_var): Remove.
7289 (move_block_after_check): Use common_sched_info.
7290 (haifa_luid_for_non_insn): New static function.
7291 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7292 (increase_insn_priority): New.
7293 * modulo-sched.c: (issue_rate): Remove static declaration.
7294 (sms_sched_info): Change type to haifa_sched_info.
7295 (sms_sched_deps_info, sms_common_sched_info): New variables.
7296 (setup_sched_infos): New.
7297 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7298 Do not call regstat_free_calls_crossed.
7299 (sms_print_insn): Use const_rtx.
7300 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7301 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7302 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7303 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7304 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7305 current_sched_info to use it.
7306 (enum reg_pending_barrier_mode): Move to sched-int.h.
7307 (h_d_i_d): New variable. Initialize to NULL.
7308 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7310 (estimate_dep_weak): Remove static declaration.
7311 (sched_has_condition_p): New function. Adjust users of
7312 sched_get_condition to use it instead.
7313 (conditions_mutex_p): Add arguments indicating which conditions are
7315 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7316 argument to indicate whether returned condition is reversed. Do not
7317 generate new rtx when condition should be reversed; indicate it by
7318 setting new argument instead.
7319 (add_dependence_list_and_free): Add deps parameter.
7320 Update all users. Do not free dependence list when
7321 deps context is readonly.
7322 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7324 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7325 (remove_from_deps): New. Use the above functions.
7326 (cur_insn, can_start_lhs_rhs_p): New static variables.
7327 (add_or_update_back_dep_1): Initialize present_dep_type.
7328 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7329 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7330 haifa_note_dep): New functions implementing dependence hooks for
7331 the Haifa scheduler.
7332 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7333 note_dep): New functions.
7334 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7336 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7337 (free_deps): Initialize deps->reg_last.
7338 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7339 sched_analyze_insn): Update to use dependency hooks infrastructure
7340 and readonly contexts.
7341 (deps_analyze_insn): New function. Move part of logic from ...
7342 (sched_analyze): ... here. Also move some logic to ...
7343 (deps_start_bb): ... here. New function.
7344 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7346 (sched_deps_init): New function. Move code from ...
7347 (init_dependency_caches): ... here. Remove.
7348 (init_deps_data_vector): New.
7349 (sched_deps_finish): New function. Move code from ...
7350 (free_dependency_caches): ... here. Remove.
7351 (init_deps_global, finish_deps_global): Adjust for use with
7352 selective scheduling.
7353 (get_dep_weak): Move logic to ...
7354 (get_dep_weak_1): New function.
7355 (ds_merge): Move logic to ...
7356 (ds_merge_1): New static function.
7357 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7358 (ds_get_max_dep_weak): New function.
7359 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7360 (n_insns): Rename to rgn_n_insns.
7361 (debug_ebb_dependencies): New function.
7362 (init_ready_list): Use it.
7363 (begin_schedule_ready): Use sched_init_only_bb.
7364 (ebb_print_insn): Indicate when an insn starts a new cycle.
7365 (contributes_to_priority, compute_jump_reg_dependencies,
7366 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7367 (add_block1): Remove to ebb_add_block.
7368 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7369 (schedule_ebb): Initialize them. Use remove_notes instead of
7370 rm_other_notes. Use haifa_local_init/finish.
7371 (schedule_ebbs): Use haifa_sched_init/finish.
7372 * sched-int.h: Include vecprim.h, remove rtl.h.
7373 (struct ready_list): Delete declaration.
7374 (sched_verbose_param, enum sched_pass_id_t,
7375 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7376 (struct sched_scan_info_def): New structure.
7377 (sched_scan_info, sched_scan, sched_init_bbs,
7378 sched_init_luids, sched_finish_luids, sched_extend_target,
7379 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7380 (struct common_sched_info_def): New.
7381 (common_sched_info, haifa_common_sched_info,
7382 sched_emulate_haifa_p): Declare.
7384 (sched_luids): Declare.
7385 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7386 (sched_max_luid, insn_luid): Declare.
7387 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7388 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7389 print_insn, print_pattern, print_value, haifa_classify_insn,
7390 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7391 setup_sched_dump, sched_init, sched_finish,
7392 sel_insn_is_speculation_check): Export.
7393 (struct ready_list): Move from haifa-sched.c.
7394 (ready_try, ready, max_issue): Export.
7395 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7396 sched_init_only_bb, sched_split_block, sched_split_block_1,
7397 sched_create_empty_bb, sched_create_empty_bb_1,
7398 sched_create_recovery_block, sched_create_recovery_edges): Export.
7399 (enum reg_pending_barrier_mode): Export.
7400 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7402 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7403 print_insn field. Move add_block and fix_recovery_cfg to
7404 common_sched_info_def. Move compute_jump_reg_dependencies,
7406 (struct sched_deps_info_def): ... this new structure.
7407 (sched_deps_info): Declare.
7408 (struct spec_info_def): Remove weakness_cutoff, add
7409 data_weakness_cutoff and control_weakness_cutoff.
7410 (spec_info): Declare.
7411 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7413 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7414 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7415 (current_sched_info): Change type to struct haifa_sched_info.
7416 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7417 (h_d_i_d): New variable.
7418 (HDID): New accessor macro.
7419 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7420 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7422 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7423 (enum SCHED_FLAGS): Update for selective scheduler.
7424 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7425 (init_dependency_caches, free_dependency_caches): Delete declarations.
7426 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7427 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7428 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7429 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7430 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7432 (rm_other_notes): Delete declaration.
7433 (schedule_block): Remove one argument.
7434 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7435 ready_element, ready_lastpos, sched_extend_ready_list,
7436 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7437 concat_note_lists): Export.
7438 (struct region): Move from sched-rgn.h.
7439 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7440 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7441 BLOCK_TO_BB, CONTAINING_RGN): Export.
7442 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7443 (current_nr_blocks, current_blocks, target_bb): Likewise.
7444 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7445 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7446 sched_rgn_local_init, extend_regions,
7447 rgn_make_new_region_out_of_new_block, compute_priorities,
7448 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7449 extend_rgns, deps_join rgn_setup_common_sched_info,
7450 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7451 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7452 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7453 increase_insn_priority): Likewise.
7454 * sched-rgn.c: Include sel-sched.h.
7455 (ref_counts): New static variable. Use it ...
7456 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7457 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7458 (sched_is_disabled_for_current_region_p): Delete static declaration.
7459 (struct region): Move to sched-int.h.
7460 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7461 ebb_head): Define and initialize.
7462 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7463 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7464 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7466 (find_single_block_region): Add new argument to indicate that EBB
7467 regions should be constructed.
7468 (debug_live): Delete declaration.
7469 (current_nr_blocks, current_blocks, target_bb):
7470 Remove static qualifiers.
7471 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7473 (init_regions): Delete declaration.
7474 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7475 rgn_estimate_number_of_insns): New.
7476 (too_large): Use estimate_number_of_insns.
7477 (haifa_find_rgns): New. Move the code from ...
7478 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7479 (free_trg_info): New.
7480 (compute_trg_info): Allocate candidate tables here instead of ...
7481 (init_ready_list): ... here.
7482 (rgn_print_insn): Use const_rtx.
7483 (contributes_to_priority, extend_regions): Delete static declaration.
7484 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7485 (add_block1): Rename to rgn_add_block.
7486 (debug_rgn_dependencies): Delete static qualifier.
7487 (new_ready): Use sched_deps_info. Simplify.
7488 (rgn_common_sched_info, rgn_const_sched_deps_info,
7489 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7491 (region_sched_info): Rename to rgn_const_sched_info.
7492 (deps_join): New, extracted from ...
7493 (propagate_deps): ... here.
7494 (compute_block_dependences, debug_dependencies): Update for selective
7496 (free_rgn_deps, compute_priorities): New functions.
7497 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7498 sched_rgn_compute_dependencies): New functions.
7499 (schedule_region): Use them.
7500 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7501 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7503 (schedule_insns): Call new functions that were split out.
7504 (rgn_make_new_region_out_of_new_block): New.
7505 (get_rgn_sched_max_insns_priority): New.
7506 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7507 scheduling when appropriate.
7508 * sched-vis.c: Include insn-attr.h.
7509 (print_value, print_pattern): Make global.
7510 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7511 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7512 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7513 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7514 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7515 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7516 hooks. Initialize them to 0.
7517 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7518 * target.h (struct gcc_target): Add them. Rename gen_check field to
7520 * flags.h (sel_sched_switch_set): Declare.
7521 * opts.c (sel_sched_switch_set): New variable.
7522 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7523 pipelining is disabled from command line.
7524 (common_handle_option): Record whether selective scheduling is
7525 requested from command line.
7526 * doc/invoke.texi: Document new flags and parameters.
7527 * doc/tm.texi: Document new target hooks.
7528 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7530 (dfa_state_size): Do not declare locally.
7531 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7532 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7533 rs6000_alloc_sched_context, rs6000_set_sched_context,
7534 rs6000_free_sched_context): New functions.
7535 (struct _rs6000_sched_context): New.
7536 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7538 (rs6000_sched_finish): Do not run for selective scheduling.
7540 2008-08-31 Jan Hubicka <jh@suse.cz>
7542 * frv.c (frv_rtx_costs): Update forward declaration.
7543 * spu.c (spu_rtx_costs): Likewise.
7544 * pdp11.c: Include df.h
7545 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7546 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7547 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7548 * iq2000.c (iq2000_address_cost): Add speed argument.
7549 (iq2000_rtx_costs): Likewise.
7550 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7551 update call of mn10300_address_cost.
7552 * mcore.c: Include df.h
7553 (mcore_rtx_costs): Update prototype.
7554 * score3.c: Include df.h
7555 (score3_rtx_costs): Remove speed argument.
7556 * score7.c: Include df.h
7557 (score7_address_cost): Remove speed argument.
7558 * score-protos.h (score_address_cost): Update prototype.
7559 * score.c: Include df.h
7560 (score_rtx_costs): Update call of costs functions.
7561 * v850.c (v850_rtx_costs): Add bool argument.
7563 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7565 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7567 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7569 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7570 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7572 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7574 * mkmap-flat.awk: Add option pe_dll.
7575 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7576 * config/i386/t-cygwin (SHLIB_LC): Add.
7577 * config/i386/t-mingw32 (SHLIB_LC): Add.
7578 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7579 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7580 (LINK_SPEC): Support libgcc_s.
7581 (LIBGCC_SPEC): Support libgcc_s.
7582 (LIBGCC_SONAME): New.
7584 2008-08-31 Jan Hubicka <jh@suse.cz>
7586 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7587 mistakely had old version of patch.
7589 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7590 (ipcp_estimate_growth): New.
7591 (ipcp_insert_stage): Use ipcp_estimate_growth.
7592 * profile.c (branch_prob): When reading failed, do not consider
7595 2008-08-31 Jan Hubicka <jh@suse.cz>
7597 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7598 loop is optimized for speed.
7600 2008-08-31 Richard Guenther <rguenther@suse.de>
7603 * fold-const.c (fold_binary): Retain conversions in folding
7606 2008-08-31 Jan Hubicka <jh@suse.cz>
7608 * postreload-gcse.c (eliminate_partially_redundant_loads):
7609 Use optimize_bb_for_size_p.
7610 * predict.c (maybe_hot_frequency_p): Make inline.
7611 (maybe_hot_count_p): Break out from ...
7612 (maybe_hot_bb_p): ... this one.
7613 (maybe_hot_edge_p): Simplify.
7614 * basic-block.h (probably_cold_bb_p): Remove.
7616 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7619 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7621 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7622 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7623 Also split V4SFmode.
7624 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7627 2008-08-31 Jan Hubicka <jh@suse.cz>
7629 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7631 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7633 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7636 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7639 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7640 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7642 2008-08-31 Jan Hubicka <jh@suse.cz>
7644 * sparc.h (BRANCH_COST): Fix macro definition.
7645 * avr.c (avr_operand_rtx_cost): Add speed argument.
7646 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7648 2008-08-31 Richard Guenther <rguenther@suse.de>
7650 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7651 types instead of operands. Re-instantiate verifying of
7652 binary expression operands.
7654 2008-08-30 Jan Hubicka <jh@suse.cz>
7656 * fwprop.c (should_replace_address): Add speed attribute.
7657 (PR_OPTIMIZE_FOR_SPEED): New flag.
7658 (propagate_rtx_1): Use it.
7659 (propagate_rtx): Set it.
7660 (try_fwprop_subst): Update call of rtx_costs.
7661 (forward_propagate_and_simplify): LIkewise.
7662 * hooks.c (hook_int_rtx_bool_0): New
7663 (hook_bool_rtx_int_int_intp_false): Replace by ...
7664 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7665 * hooks.h (hook_int_rtx_bool_0): New
7666 (hook_bool_rtx_int_int_intp_false): Replace by ...
7667 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7668 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7669 (prepare_cmp_insn): UPdate call of rtx_cost.
7670 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7671 (reload_cse_simplify_operands): Update call of rtx_cost.
7672 (reload_cse_move2add): call of rtx_cost.
7673 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7674 * rtlanal.c (rtx_cost): Add speed argument.
7675 (address_cost): Add speed argument
7676 (default_address_cost): Likewise.
7677 (insn_rtx_cost): Likewise.
7678 * cfgloopanal.c (seq_cost): Add speed argument.
7679 (target_reg_cost, target_spill_cost): Turn to array.
7680 (init_set_costs): Update for speed.
7681 (estimate_reg_pressure_cost): Add speed argument.
7682 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7683 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7684 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7685 (seq_cost): Add speed argument.
7686 (computation_cost): Add speed arugment.
7687 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7688 (force_expr_to_var_cost): Update for profile info.
7689 (force_var_cost): Likewise.
7690 (split_address_cost): Likewise.
7691 (ptr_difference_cost): Likewise.
7692 (difference_cost): Likewise.
7693 (get_computation_cost_at): Likewise.
7694 (determine_iv_cost): Likewise.
7695 (ivopts_global_cost_for_size): Likewise.
7696 (rewrite_use_address): Likewise.
7697 (tree_ssa_iv_optimize_loop): Initialize speed field.
7698 * cse.c (optimize_this_for_speed_p): New static var.
7699 (notreg_cost): Update call of rtx_cost.
7700 (cse_extended_basic_block): set optimize_this_for_speed_p.
7701 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7702 (noce_try_cmove_arith): Likewise.
7703 (noce_try_sign_mask): LIkewise.
7704 * expr.c (compress_float_constant): Update rtx_cost calls.
7705 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7707 (addr_to_parts): Likewise.
7708 (create_mem_ref): Likewise.
7709 * dse.c (find_shift_sequence): Add speed argument.
7710 (replace_read): Update call.
7711 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7712 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7713 * neg_cost, shift_cost, shiftadd_cost,
7714 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7715 mul_highpart_cost): Increase dimension.
7716 (init_expmed): Initialize for both size and speed.
7717 (expand_shift): Use profile.
7718 (synth_mult): Use profile.
7719 (choose_mult_variant): Use profile.
7720 (expand_mult): Use profile.
7721 (expand_mult_highpart_optab): Use profile.
7722 (expand_mult_highpart): Use profile.
7723 (expand_smod_pow2): Use profile.
7724 (expand_divmod): Use profile.
7725 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7727 * loop-invariant.c (create_new_invariant): Use profile.
7728 (gain_for_invariant): Add speed parameter.
7729 (best_gain_for_invariant): Likewise.
7730 (find_invariants_to_move): Likewise.
7731 (move_single_loop_invariants): Set it.
7732 * target-def.h (TARGET_RTX_COSTS): Use hook.
7733 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7734 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7735 * output.h (default_address_cost): Update prototype.
7736 * combine.c (optimize_this_for_speed_p): New static var.
7737 (combine_validate_cost): Update call of rtx_cost.
7738 (combine_instructions): Set optimize_this_for_speed_p.
7739 (expand_compound_operation): Update call of rtx_cost.
7740 (make_extraction):Update call of rtx_cost.
7741 (force_to_mode):Update call of rtx_cost.
7742 (distribute_and_simplify_rtx):Update call of rtx_cost.
7743 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7744 (estimate_reg_pressure_cost): Update prototype.
7745 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7746 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7748 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7749 (alpha_rtx_costs): Update.
7750 * config/frv/frv.c (frv_rtx_costs): Update.
7751 * config/s390/s390.c (s390_rtx_costs): Update.
7752 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7753 (m32c_rtx_costs): Update.
7754 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7755 (spu_rtx_costs): Update.
7756 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7757 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7758 * config/i386/i386.c (:ix86_address_cost): Update.
7759 (ix86_rtx_costs): Update.
7760 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7761 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7762 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7763 * config/crx/crx.c (crx_address_cost): Update.
7764 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7765 * config/stormy16/stormy16.c
7766 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7767 * config/m68hc11/m68hc11.c
7768 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7769 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7770 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7772 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7774 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7775 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7776 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7777 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7778 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7779 (mcore_rtx_costs): update.
7780 * config/score/score3.c (score3_rtx_costs): Update.
7781 * config/score/score7.c (score7_rtx_costs): Update.
7782 * config/score/score3.h (score3_rtx_costs):Update.
7783 * config/score/score7.h (score7_rtx_costs): Update.
7784 * config/score/score.c (score_rtx_costs): Update.
7785 * config/arm/arm.c (arm_address_cost): Update.
7786 (arm_rtx_costs_1): Update.
7787 (arm_rtx_costs_1): Update.
7788 (arm_size_rtx_costs): Update.
7789 (arm_size_rtx_costs): Update.
7790 (arm_size_rtx_costs): Update.
7791 (arm_xscale_rtx_costs): Update.
7792 (arm_thumb_address_cost): Update.
7793 * config/pa/pa.c (hppa_address_cost): Update.
7794 * config/mips/mips.c (mips_rtx_costs): Update.
7795 * config/vax/vax.c (vax_address_cost): Update.
7796 * config/h8300/h8300.c (h8300_shift_costs): Update.
7797 (h8300_rtx_costs): Update.
7798 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7799 (v850_rtx_costs): Update.
7800 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7801 * config/bfin/bfin.c
7802 (bfin_address_cost): Update.
7803 (bfin_rtx_costs): Update.
7804 * stmt.c (lshift_cheap_p): Update.
7806 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7809 * expmed.c (extract_bit_field_1): Check the mode size to make
7810 sure the vector modes have the same size.
7812 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7814 * dojump.c (top level): Include basic-block.h to declare
7815 optimize_insn_for_speed_p
7817 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7819 * opts.h (CL_SAVE): New option class for marking options that are
7820 target specific options usable in the target attribute.
7821 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7823 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7824 can easily find the target specific options that are safe to use
7825 in the attribute or pragma.
7827 * attribs.c (decl_attributes): Change #pragma GCC option to
7828 #pragma GCC target, and attribute((option(...))) to
7829 attribute((target(...))).
7831 * doc/extend.texi (target attribute): Change from option
7832 attribute. Delete push/pop/reset.
7833 (#pragma GCC target): Change from #pragma GCC option. Delete
7835 (#pragma GCC push_options): Document new pragma.
7836 (#pragma GCC pop_options): Document new pragma.
7837 (#pragma GCC reset_options): Document new pragma.
7839 * targhooks.c (default_target_option_valid_attribute_p): Add
7840 warning about port not supporting target attributes.
7841 (default_target_option_pragma_parse): New function, warn about
7842 #pragma GCC target not being supported.
7844 * targhooks.h (default_target_option_pragma_parse): Add
7847 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7848 TI_CURRENT_OPTION_PRAGMA.
7849 (current_target_pragma): Rename from current_option_pragma.
7851 * target.h: (struct target_option): Delete booleans for changing
7852 the optimization level on hot/cold functions. Change signature of
7853 pragma_parse hook to take a second tree.
7855 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7857 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7858 that the declaration is done at global scope.
7860 * langhooks.c (add_builtin_function_common): Move most of the code
7861 from add_builtin_function here, calling the hook passed in.
7862 (add_builtin_function): Call add_builtin_function_common with
7863 standard builtin hook.
7864 (add_builtin_function_ext_scope): New function to add builtins to
7867 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7869 (add_builtin_function_ext_scope): Add declaration.
7871 * c-pragma.c (handle_pragma_target): Rename from
7872 handle_pragma_option, #pragma GCC option is now #pragma GCC
7873 target. Move warning about port not supporting target options to
7874 default pragma parse hook. Remove push/pop/reset from this
7876 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7877 (option_stack): Delete static variable.
7878 (optimize_stack): Ditto.
7879 (optons_stack): New stack of saved target and optimization
7881 (handle_pragma_push_options): New function to handle pushing both
7882 target and optimization options.
7883 (handle_pragma_pop_options): New function to handle popping both
7884 target and optimization options.
7885 (handle_pragma_reset_options): New function to handle resetting
7886 both target and optimization options to their initial state.
7887 (init_pragma): Rename handle_pragma_option to
7888 handle_pragma_target. Add support for push_options, pop_options,
7889 and reset_options pragmas.
7891 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7892 default_target_option_pragma_parse.
7893 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7894 default_target_option_valid_attribute_p.
7895 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7896 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7897 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7898 optimization level on hot/cold functions.
7900 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7901 if the caller and callee have different optimization levels.
7903 * c-common.c (handle_target_attribute): Rename from
7904 handle_option_attribute, attribute((option(...))) is now
7905 attribute((target(...))). Move warning if the port does not
7906 support target attributes to the default hook.
7907 (handle_hot_attribute): Delete code to change the optimization
7908 level of hot functions.
7909 (handle_cold_attribute): Ditto.
7911 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7912 argument that is the binary tree options to use if there are no
7913 arguments. Call ix86_valid_target_attribute_tree instead of
7914 ix86_valid_option_attribute_tree.
7915 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7916 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7917 ix86_pragma_option_parse.
7919 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7920 Rename from ix86_valid_option_attribute_tree.
7922 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7923 new builtins when the ISA changes.
7924 (ix86_valid_target_attribute_tree): Rename from
7925 ix86_valid_option_attribute_tree. Change callers. If the
7926 function specified optimization options, use those as the starting
7927 point before setting up the target attributes. If the
7928 optimization options were changed in the course of setting the
7929 target attributes, record the new optimization options.
7930 (ix86_valid_target_attribute_tree_inner_p): Rename from
7931 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7932 ix86_add_new_builtins if the ISA changed.
7933 (ix86_valid_target_attribute_p): Rename from
7934 ix86_valid_option_attribute_p. Change callers.
7935 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7936 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7937 as delayed builtin functions.
7938 (struct builtin_isa): New structure to record builtin functions
7939 that should be delayed until the ISA for that function is used.
7940 (ix86_builtins_isa): Change from int to struct to track builtin
7941 functions we want to declare at some point.
7942 (def_builtin): If the front end can delay defining the builtin
7943 functions, don't create builtins for ISAs not part of the default
7945 (def_builtin_const): Ditto.
7946 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7947 __builtin_ia32_pcmov_v2di to be different builtin functions.
7948 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7949 a structure instead of an int.
7950 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7951 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7952 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7953 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7955 * config/ia64/ia64.h
7956 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7957 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7959 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7960 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7961 (LANG_HOOKS_INITIALIZER): Add
7962 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7964 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7967 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7968 the reload address with the index register for SFmode
7969 access with a displacement.
7971 2008-08-30 Jan Hubicka <jh@suse.cz>
7973 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7974 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7975 * dojump.c (do_jump): Likewise.
7976 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7977 (note-if_info): Add BRANCH_COST.
7978 (noce_try_store_flag_constants, noce_try_addcc,
7979 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7980 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7981 find_if_case_2): Use computed branch cost.
7982 * expr.h (BRANCH_COST): Update default.
7983 * predict.c (predictable_edge_p): New function.
7984 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7985 Update BRANCH_COST call.
7986 * basic-block.h (predictable_edge_p): Declare.
7987 * config/alpha/alpha.h (BRANCH_COST): Update.
7988 * config/frv/frv.h (BRANCH_COST): Update.
7989 * config/s390/s390.h (BRANCH_COST): Update.
7990 * config/spu/spu.h (BRANCH_COST): Update.
7991 * config/sparc/sparc.h (BRANCH_COST): Update.
7992 * config/m32r/m32r.h (BRANCH_COST): Update.
7993 * config/i386/i386.h (BRANCH_COST): Update.
7994 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7996 * config/sh/sh.h (BRANCH_COST): Update.
7997 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7998 * config/avr/avr.h (BRANCH_COST): Update.
7999 * config/crx/crx.h (BRANCH_COST): Update.
8000 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8001 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8002 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8003 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8004 * config/ia64/ia64.h (BRANCH_COST): Update.
8005 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8006 * config/arc/arc.h (BRANCH_COST): Update.
8007 * config/score/score.h (BRANCH_COST): Update.
8008 * config/arm/arm.h (BRANCH_COST): Update.
8009 * config/pa/pa.h (BRANCH_COST): Update.
8010 * config/mips/mips.h (BRANCH_COST): Update.
8011 * config/vax/vax.h (BRANCH_COST): Update.
8012 * config/h8300/h8300.h (BRANCH_COST): Update.
8013 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8014 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8015 * doc/tm.texi (BRANCH_COST): Update.
8017 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8020 * config/arm/arm.c (arm_optimization_options): Set
8021 flag_section_anchors to 2 instead of 1 to distinguish it from
8022 -fsection-anchors given explicitely on the command line.
8024 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8026 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8027 final insn of a split.
8029 2008-08-30 Jan Hubicka <jh@suse.cz>
8031 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8032 optimized for speed.
8033 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8034 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8035 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8036 flag_gcse_after_reload_set): New static vars.
8037 (common_handle_option): Enable those flags for profile-use.
8038 (decode_options): Remove optimize_size flags that are handled
8039 on higher granuality.
8040 * tree-vectorizer.c (vectorize_loops): Use
8041 optimize_loop_nest_for_speed_p.
8042 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8043 * tree-predcom.c (tree_predictive_commoning): Use
8044 optimize_loop_for_speed_p.
8045 * varasm.c (assemble_start_function): Use
8046 optimize_function_for_speed_p.
8047 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8048 * predict.c (optimize_loop_for_speed_p): Fix walk.
8050 2008-08-30 Jan Hubicka <jh@suse.cz>
8052 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8054 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8055 profile presence locally.
8057 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8060 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8061 versions before 4.0.
8063 2008-08-29 Jan Hubicka <jh@suse.cz>
8065 * tree-inline.c (insert_init_stmt): Insert sequence even when
8068 2008-08-29 Jeff Law <law@redhat.com>
8070 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8071 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8072 location and class is an FP register.
8074 2008-08-29 Jan Hubicka <jh@suse.cz>
8076 * see.c (see_merge_one_def_extension): Silence used uninitialized
8078 * matrix-reorg.c (check_allocation_function): Likewise.
8079 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8081 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8084 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8085 compute new & and | in type rather than TREE_TYPE (arg0).
8087 * dwarf2out.c (fortran_common): Update comment.
8088 (gen_variable_die): Swap com_die and var_die variables in Fortran
8089 COMMON block handling code.
8091 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8093 * dwarf2out.c (gen_const_die): New function.
8094 (size_of_die, value_format, output_die): Output larger
8095 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8096 (native_encode_initializer): New function.
8097 (tree_add_const_value_attribute): Call it.
8098 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8100 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8101 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8102 TREE_THIS_VOLATILE to add_type_attribute.
8104 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8106 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8109 * dwarf2out.c (loc_by_reference): New function.
8110 (add_location_or_const_value_attribute): Use it.
8113 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8114 as DW_TAG_variable children of DW_TAG_common_block rather than
8115 DW_TAG_member children. Put DW_AT_external to individual
8116 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8118 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8119 loc_descriptor_from_tree_1.
8123 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8124 arguments to imported_module_or_decl.
8125 (debug_nothing_tree_tree): Removed.
8126 (debug_nothing_tree_tree_tree_bool): New prototype.
8127 * debug.c (do_nothing_debug_hooks): Adjust.
8128 (debug_nothing_tree_tree): Removed.
8129 (debug_nothing_tree_tree_tree_bool): New function.
8130 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8131 (gen_variable_die): Put all common vars for the
8132 same COMMON block under one DW_TAG_common_block.
8133 (declare_in_namespace): Return new context_die, for Fortran
8134 return the module DIE instead of adding extra declarations into
8136 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8137 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8138 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8140 (dwarf2out_global_decl): Don't skip Fortran global vars.
8141 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8142 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8143 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8144 DW_TAG_imported_declaration as child of previous
8145 DW_TAG_imported_module.
8146 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8147 * sdbout.c (sdb_debug_hooks): Likewise.
8148 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8150 2008-08-29 Jan Hubicka <jh@suse.cz>
8152 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8154 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8155 * ipa-cp.c (n_cloning_candidates): New static variable.
8156 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8157 (ipcp_print_all_lattices): Improve debug output.
8158 (ipcp_cloning_candidate_p): New function.
8159 (ipcp_initialize_node_lattices): Use it.
8160 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8161 (ipcp_propagate_stage): Prettier debug output.
8162 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8163 (ipcp_print_all_structures): Remove.
8164 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8165 (ipcp_insert_stage): Prettier debug output; call
8166 cgraph_remove_unreachable_nodes before propagating.
8167 (pass_ipa_cp): Schedule function removal pass.
8168 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8170 (cgraph_maybe_hot_edge_p): Move to ...
8171 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8172 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8173 (common_handle_option): Set them; enable ipa-cp when profiling.
8174 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8175 (ipa_print_all_jump_functions): Likewise.
8176 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8177 (ipa_print_node_params, ipa_print_all_params): New.
8178 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8179 ipa_print_all_param_flags): Remove.
8180 (ipa_print_node_params, ipa_print_all_params): New.
8182 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8184 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8185 change from 2008-04-03.
8186 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8188 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8191 * ira-color.c (push_allocnos_to_stack): Truncate
8192 removed_splay_allocno_vec.
8194 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8197 * ira-color (ira_fast_allocation): Don't assign hard registers to
8200 2008-08-29 Jan Hubicka <jh@suse.cz>
8203 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8204 for cold internal loops.
8206 2008-08-29 Richard Guenther <rguenther@suse.de>
8208 * tree-ssa-structalias.c (create_variable_info_for): Do not
8209 create fields for heap vars or vars with a noalias state.
8210 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8213 2008-08-29 Richard Guenther <rguenther@suse.de>
8215 * common.opt (ftree-store-ccp): Mark as preserved for
8216 backward compatibility.
8217 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8218 * tree-pass.h (pass_store_ccp): Remove.
8219 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8220 (first_vdef): Remove declaration.
8221 (get_value_loaded_by): Likewise.
8222 * tree-ssa-ccp.c (do_store_ccp): Remove.
8223 (get_default_value): Simplify as do_store_ccp is always false
8224 now. Do not initialize mem_ref.
8225 (set_value_varying): Likewise.
8226 (canonicalize_float_value): Likewise.
8227 (set_lattice_value): Likewise.
8228 (likely_value): Likewise.
8229 (surely_varying_stmt_p): Likewise.
8230 (ccp_initialize): Likewise.
8231 (ccp_lattice_meet): Likewise.
8232 (ccp_visit_phi_node): Likewise.
8233 (ccp_fold): Likewise.
8234 (evaluate_stmt): Likewise.
8235 (visit_assignment): Likewise.
8236 (ccp_visit_stmt): Likewise.
8237 (execute_ssa_ccp): Fold into ...
8238 (do_ssa_ccp): ... this.
8239 (do_ssa_store_ccp): Remove.
8240 (gate_store_ccp): Likewise.
8241 (pass_store_ccp): Likewise.
8242 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8244 * tree-ssa-propagate.c (first_vdef): Remove.
8245 (get_value_loaded_by): Likewise.
8246 (replace_vuses_in): Likewise.
8247 (substitute_and_fold): Do not call replace_vuses_in.
8248 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8250 2008-08-29 Richard Guenther <rguenther@suse.de>
8253 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8254 PARAM_NOALIAS tags with is_heapvar.
8255 * tree-ssa-operands.c (access_can_touch_variable): Offset
8256 based tests do not apply for heapvars. Fix offset test.
8258 2008-08-29 Jan Hubicka <jh@suse.cz>
8260 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8261 (-fipa-cp-clone): Enabled by default at -O3.
8262 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8263 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8265 2008-08-29 Jan Hubicka <jh@suse.cz>
8267 * tree.c (build_function_type_skip_args,
8268 build_function_decl_skip_args): New functions.
8269 * tree.h (build_function_type_skip_args,
8270 build_function_decl_skip_args): Declare.
8271 * gimple.c (giple_copy_call_skip_args): New function.
8272 (giple_copy_call_skip_args): Declare.
8274 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8275 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8276 (ipcp_node_modifiable_p): ... this one; use
8277 tree_versionable_function_p.
8278 (ipcp_create_replace_map): Improve debug output.
8279 (ipcp_need_redirect_p): Return false when not clonning.
8280 (ipcp_update_callgraph): Skip args.
8281 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8283 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8284 (save_inline_function_body): Update call of tree_function_versioning.
8285 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8286 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8288 (tree_function_versioning): Likewise.
8289 * tree-inline.h (tree_function_versioning): Update prototype.
8291 2008-08-29 Jan Hubicka <jh@suse.cz>
8293 * loop-unswitch.c (unswitch_single_loop): Use
8294 optimize_loop_for_speed_p.
8295 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8296 Use optimize_function_for_size_p.
8297 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8298 * postreload-gcse.c (eliminate_partially_redundant_load):
8299 Use optimize_bb_for_size_p.
8300 * value-prof.c (gimple_divmod_fixed_value_transform,
8301 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8302 gimple_stringops_transform): Use optimize_bb_for_size_p.
8303 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8304 * final.c (compute_alignments): Use optimize_function_for_size_p.
8305 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8306 (fold_builtin_strcpy, fold_builtin_fputs): Use
8307 optimize_function_for_size_p.
8308 * fold-const.c (tree_swap_operands_p): Use
8309 optimize_function_for_size_p.
8310 * recog.c (relax_delay_slots): Likewise.
8311 * tree-ssa-math-opts.c (replace_reciprocal):
8312 Use optimize_bb_for_speed_p.
8313 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8314 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8315 optimize_function_for_size_p.
8316 (cgraph_decide_inlining_of_small_function): Use
8317 optimize_function_for_size_p.
8318 * global.c (find_reg): Use optimize_function_for_size_p.
8319 * opts.c (decode_options): Do not clear flag_tree_ch,
8320 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8321 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8322 work it out from profile.
8323 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8324 optimize_loop_for_speed_p.
8325 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8327 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8328 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8329 * tree-eh.c (decide_copy_try_finally): Use
8330 optimize_function_for_size_p.
8331 * local-alloc.c (block_alloc): Pass BB pointer.
8332 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8333 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8334 * loop-unroll.c (decide_unrolling_and_peeling):
8335 Use optimize_loop_for_size_p.
8336 (decide_peel_completely): Likewise.
8337 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8338 optimize_loop_for_size_p.
8339 (vect_enhance_data_refs_alignment): Likewise.
8340 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8341 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8343 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8344 (try_crossjump_bb): Use optimize_bb_for_size_p.
8345 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8346 optimize_loop_for_speed_p.
8347 * bb-reorder.c (find_traces_1_round): Likewise.
8348 (copy_bb): Use optimize_bb_for_speed_p.
8349 (duplicate_computed_gotos): Likewise.
8350 * basic-block.h (optimize_loop_nest_for_size_p,
8351 optimize_loop_nest_for_speed_p): New.
8352 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8354 2008-08-29 Tristan Gingold <gingold@adacore.com>
8356 * gcov.c (main): Call expandargv.
8358 2008-08-29 Jan Hubicka <jh@suse.cz>
8360 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8362 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8364 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8365 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8367 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8369 2008-08-29 Jan Hubicka <jh@suse.cz>
8371 * tree-pass.h (pass_strip_predict_hints): Declare.
8372 * predict.c (strip_builtin_expect): Rename to ...
8373 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8374 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8375 (tree_estimate_probability): Do not strip builtin_expect.
8376 (pass_strip_predict_hints): New pass.
8377 * tree-inline.c (expand_call_inline): When inlining cold function,
8378 predict it as unlikely.
8379 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8381 2008-08-29 Richard Guenther <rguenther@suse.de>
8383 PR tree-optimization/37207
8384 * tree-vrp.c (extract_range_from_binary_expr): Also try
8385 to constant fold if only one of the operands is a constant.
8387 2008-08-29 Nick Clifton <nickc@redhat.com>
8389 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8390 the same way as SYMBOL_REFs.
8392 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8394 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8396 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8398 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8399 * config/mips/mips.md (branch_likely): Remove const. Fix
8401 (define_delay for type "branch"): Change to only apply for branch
8402 with likely variant.
8403 (define_delay for type "branch" and "branch_likely" no). New delay
8405 (equality_op): New code iterator.
8406 (bbv, bbinv): New code attributes.
8407 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8410 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8411 Andrew Pinski <pinskia@gcc.gnu.org>
8414 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8416 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8418 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8419 rule that a symbolic constant must be defined and >= 0 for the
8420 corresponding facility to be present at compile-time.
8421 * gthr-posix.c: Likewise.
8423 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8425 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8426 * config/mips/mips.md (D): New mode attribute.
8427 (mulsi3, muldi3): Merge it into ...
8428 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8429 (muldi3_mul3): New pattern.
8430 (mulsi3_mult3): Rename to mulsi3_mul3.
8432 2008-08-28 Jan Hubicka <jh@suse.cz>
8434 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8436 * predict.c (always_optimize_for_size_p): Rename to ...
8437 (optimize_function_for_size): ... this one; make extern.
8438 (optimize_function_for_speed_p): New.
8439 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8440 optimize_edge_for_size_p,optimize_edge_for_size_p,
8441 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8442 * basic-block.h (optimize_function_for_size_p,
8443 optimize_function_for_speed_p): Declare.
8444 * i386.md (optimize_size checks): Replace them by appropriate
8446 (standard_80387_constant_p, ix86_compute_frame_layout,
8447 ix86_expand_epilogue, ix86_decompose_address,
8448 print_operand, emit_i387_cw_initialization,
8449 inline_memory_move_cost, ix86_pad_returns,
8450 ix86_reorg): Replace optimize_size checks.
8452 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8454 * rtl.h (simplify_subreg_regno): Declare.
8455 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8456 * simplify-rtx.c (simplify_subreg): ...here.
8457 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8458 subreg_offset_representable_p.
8460 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8463 * c-typeck.c (convert_for_assignment): Give a note describing what
8464 was passed and what was expected.
8466 2008-08-28 Joey Ye <joey.ye@intel.com>
8468 * doc/extend.texi: Document AVX built-in functions.
8469 * doc/invoke.texi: Document -mavx.
8471 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8472 Joey Ye <joey.ye@intel.com>
8473 Xuepeng Guo <xuepeng.guo@intel.com>
8475 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8477 * config/i386/cpuid.h (bit_FMA): New.
8478 (bit_XSAVE): Likewise.
8479 (bit_OSXSAVE): Likewise.
8480 (bit_AVX): Likewise.
8482 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8483 define. Use ASM_OUTPUT_AVX_PREFIX.
8485 * config/i386/gmmintrin.h: New.
8487 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8488 (OPTION_MASK_ISA_AVX_SET): New.
8489 (OPTION_MASK_ISA_FMA_SET): Likewise.
8490 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8491 (OPTION_MASK_ISA_FMA_SET): Likewise.
8492 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8493 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8494 (pta_flags): Add PTA_AVX and PTA_FMA.
8495 (override_options): Handle PTA_AVX and PTA_FMA.
8496 (init_cumulative_args): Handle warn_avx.
8497 (classify_argument): Return 0 for COImode and OImode. Return
8498 1 and X86_64_AVX_CLASS for 256bit vector types.
8499 (examine_argument): Handle X86_64_AVX_CLASS.
8500 (construct_container): Likewise.
8501 (function_arg_advance_32): Pass OImode and 256bit vector types
8503 (function_arg_advance_64): Take a new argument to indicate if a
8504 parameter is named. Handle 256bit vector types. Return
8505 immediately for unnamed 256bit vector mode parameters.
8506 (function_arg_advance): Updated.
8507 (function_arg_32): Add comments for TImode. Handle OImode
8508 and 256bit vector types.
8509 (function_arg_64): Take a new argument to indicate if a
8510 parameter is named. Handle 256bit vector types. Return NULL
8511 for unnamed 256bit vector mode parameters.
8512 (function_arg): Updated.
8513 (setup_incoming_varargs_64): Support
8514 AVX encoding for *sse_prologue_save_insn.
8515 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8516 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8517 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8518 enabled, otherwise return -3.
8519 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8521 (print_reg): Support AVX registers. Handle 'x' and 't'.
8522 Handle 'd' to duplicate the operand.
8523 (print_operand): Likewise. Also support AVX vector compare
8525 (output_387_binary_op): Support AVX.
8526 (output_fp_compare): Likewise.
8527 (ix86_expand_vector_move_misalign): Likewise.
8528 (ix86_attr_length_vex_default): New.
8529 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8530 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8531 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8532 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8533 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8534 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8535 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8536 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8537 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8538 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8539 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8540 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8541 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8542 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8543 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8544 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8545 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8546 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8547 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8548 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8549 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8550 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8551 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8552 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8553 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8554 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8555 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8556 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8557 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8558 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8559 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8560 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8561 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8562 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8563 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8564 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8565 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8566 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8567 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8568 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8569 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8570 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8571 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8572 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8573 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8574 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8575 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8576 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8577 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8578 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8579 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8580 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8581 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8582 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8583 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8584 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8585 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8586 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8587 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8588 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8589 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8590 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8591 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8592 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8593 and IX86_BUILTIN_MOVMSKPS256,
8594 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8595 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8596 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8597 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8598 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8599 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8600 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8601 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8602 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8603 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8604 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8605 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8606 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8607 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8608 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8609 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8610 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8611 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8612 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8613 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8614 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8615 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8616 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8617 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8618 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8619 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8620 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8621 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8622 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8623 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8624 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8625 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8626 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8627 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8628 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8629 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8630 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8631 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8632 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8633 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8634 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8635 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8636 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8637 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8638 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8639 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8640 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8641 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8642 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8643 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8644 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8645 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8646 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8647 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8648 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8649 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8650 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8651 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8653 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8654 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8655 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8656 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8657 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8658 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8659 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8660 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8661 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8662 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8663 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8664 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8665 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8666 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8667 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8668 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8669 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8670 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8671 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8672 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8673 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8674 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8675 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8676 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8677 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8678 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8679 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8680 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8681 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8682 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8683 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8684 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8685 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8686 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8687 IX86_BUILTIN_MOVMSKPS256.
8688 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8689 (ix86_expand_args_builtin): Likewise.
8690 (ix86_expand_special_args_builtin): Likewise.
8691 (ix86_hard_regno_mode_ok): Handle AVX modes.
8692 (ix86_expand_vector_init_duplicate): Likewise.
8693 (ix86_expand_vector_init_one_nonzero): Likewise.
8694 (ix86_expand_vector_init_one_var): Likewise.
8695 (ix86_expand_vector_init_concat): Likewise.
8696 (ix86_expand_vector_init_general): Likewise.
8697 (ix86_expand_vector_set): Likewise.
8698 (ix86_vector_mode_supported_p): Likewise.
8699 (x86_extended_reg_mentioned_p): Check INSN_P before using
8702 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8703 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8705 * config/i386/i386.h (TARGET_AVX): New.
8706 (TARGET_FMA): Likewise.
8707 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8708 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8709 (VALID_AVX256_REG_MODE): New.
8710 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8711 (AVX_FLOAT_MODE_P): Likewise.
8712 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8713 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8714 (AVX_VEC_FLOAT_MODE_P): Likewise.
8715 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8716 (ASM_OUTPUT_OPCODE): Likewise.
8717 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8719 (SSE_REG_MODE_P): Allow 256bit vector modes.
8720 (ix86_args): Add a warn_avx field.
8722 * config/i386/i386.md (UNSPEC_PCMP): New.
8723 (UNSPEC_VPERMIL): Likewise.
8724 (UNSPEC_VPERMIL2): Likewise.
8725 (UNSPEC_VPERMIL2F128): Likewise.
8726 (UNSPEC_MASKLOAD): Likewise.
8727 (UNSPEC_MASKSTORE): Likewise.
8728 (UNSPEC_CAST): Likewise.
8729 (UNSPEC_VTESTP): Likewise.
8730 (UNSPECV_VZEROALL): Likewise.
8731 (UNSPECV_VZEROUPPER): Likewise.
8732 (XMM0_REG): Likewise.
8733 (XMM1_REG): Likewise.
8734 (XMM2_REG): Likewise.
8735 (XMM3_REG): Likewise.
8736 (XMM4_REG): Likewise.
8737 (XMM5_REG): Likewise.
8738 (XMM6_REG): Likewise.
8739 (XMM8_REG): Likewise.
8740 (XMM9_REG): Likewise.
8741 (XMM10_REG): Likewise.
8742 (XMM11_REG): Likewise.
8743 (XMM12_REG): Likewise.
8744 (XMM13_REG): Likewise.
8745 (XMM14_REG): Likewise.
8746 (XMM15_REG): Likewise.
8748 (prefix_vex_imm8): Likewise.
8749 (prefix_vex_w): Likewise.
8750 (length_vex): Likewise.
8753 (*avx_ashlti3): Likewise.
8754 (*avx_lshrti3): Likewise.
8755 (*avx_setcc<mode>): Likewise.
8756 (*fop_<mode>_comm_mixed_avx): Likewise.
8757 (*fop_<mode>_comm_avx): Likewise.
8758 (*fop_<mode>_1_mixed_avx): Likewise.
8759 (*fop_<mode>_1_avx): Likewise.
8760 (*avx_<code><mode>3): Likewise.
8761 (*avx_ieee_smin<mode>3): Likewise.
8762 (*avx_ieee_smax<mode>3): Likewise.
8763 (mode): Add OI, V8SF and V4DF.
8764 (length): Support VEX prefix.
8765 (*cmpfp_i_mixed): Set prefix attribute.
8766 (*cmpfp_i_sse): Likewise.
8767 (*cmpfp_iu_mixed): Likewise.
8768 (*cmpfp_iu_sse): Likewise.
8769 (*movsi_1): Support AVX.
8770 (*movdi_2): Likewise.
8771 (*movdi_1_rex64): Likewise.
8772 (*movti_internal): Likewise.
8773 (*movti_rex64): Likewise.
8774 (*movsf_1): Likewise.
8775 (*movdf_nointeger): Likewise.
8776 (*movdf_integer_rex64): Likewise.
8777 (*movtf_internal): Likewise.
8778 (zero_extendsidi2_32): Likewise.
8779 (zero_extendsidi2_rex64): Likewise.
8780 (*extendsfdf2_mixed): Likewise.
8781 (*extendsfdf2_sse): Likewise.
8782 (*truncdfsf_fast_mixed): Likewise.
8783 (*truncdfsf_fast_sse): Likewise.
8784 (*truncdfsf_mixed): Likewise.
8785 (fix_trunc<mode>di_sse): Likewise.
8786 (fix_trunc<mode>si_sse): Likewise.
8787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8788 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8789 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8790 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8791 (*rcpsf2_sse): Likewise.
8792 (*rsqrtsf2_sse): Likewise.
8793 (*sqrt<mode>2_sse): Likewise.
8794 (sse4_1_round<mode>2): Likewise.
8795 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8796 Support AVX. Set length attribute properly for AVX.
8798 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8799 (VECTOR_MODES (FLOAT, 32)): Likewise.
8800 (VECTOR_MODE (INT, DI, 8)): Likewise.
8801 (VECTOR_MODE (INT, HI, 32)): Likewise.
8802 (VECTOR_MODE (INT, QI, 64)): Likewise.
8803 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8804 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8805 (VECTOR_MODE (INT, DI, 4)): Removed.
8806 (VECTOR_MODE (INT, SI, 8)): Likewise.
8807 (VECTOR_MODE (INT, HI, 16)): Likewise.
8808 (VECTOR_MODE (INT, QI, 32)): Likewise.
8809 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8810 (INT_MODE (OI, 32)): Likewise.
8812 * config/i386/i386.opt (mavx): New.
8815 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8817 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8818 (*mov<mode>_internal_avx): New.
8819 (*movv2sf_internal_rex64_avx): Likewise.
8820 (*movv2sf_internal_avx): Likewise.
8822 * config/i386/predicates.md (const_4_to_5_operand): New.
8823 (const_6_to_7_operand): Likewise.
8824 (const_8_to_11_operand): Likewise.
8825 (const_12_to_15_operand): Likewise.
8826 (avx_comparison_float_operator): Likewise.
8828 * config/i386/sse.md (AVX256MODEI): New.
8829 (AVX256MODE): Likewise.
8830 (AVXMODEQI): Likewise.
8831 (AVXMODE): Likewise.
8832 (AVX256MODEF2P): Likewise.
8833 (AVX256MODE2P): Likewise.
8834 (AVX256MODE4P): Likewise.
8835 (AVX256MODE8P): Likewise.
8836 (AVXMODEF2P): Likewise.
8837 (AVXMODEF4P): Likewise.
8838 (AVXMODEDCVTDQ2PS): Likewise.
8839 (AVXMODEDCVTPS2DQ): Likewise.
8840 (avxvecmode): Likewise.
8841 (avxvecpsmode): Likewise.
8842 (avxhalfvecmode): Likewise.
8843 (avxscalarmode): Likewise.
8844 (avxcvtvecmode): Likewise.
8845 (avxpermvecmode): Likewise.
8846 (avxmodesuffixf2c): Likewise.
8847 (avxmodesuffixp): Likewise.
8848 (avxmodesuffixs): Likewise.
8849 (avxmodesuffix): Likewise.
8850 (vpermilbits): Likewise.
8851 (pinsrbits): Likewise.
8852 (mov<mode>): Likewise.
8853 (*mov<mode>_internal): Likewise.
8854 (push<mode>1): Likewise.
8855 (movmisalign<mode>): Likewise.
8856 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8857 (avx_movdqu<avxmodesuffix>): Likewise.
8858 (avx_lddqu<avxmodesuffix>): Likewise.
8859 (<plusminus_insn><mode>3): Likewise.
8860 (*avx_<plusminus_insn><mode>3): Likewise.
8861 (*avx_vm<plusminus_insn><mode>3): Likewise.
8862 (mul<mode>3): Likewise.
8863 (*avx_mul<mode>3): Likewise.
8864 (*avx_vmmul<mode>3): Likewise.
8865 (divv8sf3): Likewise.
8866 (divv4df3): Likewise.
8867 (avx_div<mode>3): Likewise.
8868 (*avx_div<mode>3): Likewise.
8869 (*avx_vmdiv<mode>3): Likewise.
8870 (avx_rcpv8sf2): Likewise.
8871 (*avx_vmrcpv4sf2): Likewise.
8872 (sqrtv8sf2): Likewise.
8873 (avx_sqrtv8sf2): Likewise.
8874 (*avx_vmsqrt<mode>2): Likewise.
8875 (rsqrtv8sf2): Likewise.
8876 (avx_rsqrtv8sf2): Likewise.
8877 (*avx_vmrsqrtv4sf2): Likewise.
8878 (<code><mode>3): Likewise.
8879 (*avx_<code><mode>3_finite): Likewise.
8880 (*avx_<code><mode>3): Likewise.
8881 (*avx_vm<code><mode>3): Likewise.
8882 (*avx_ieee_smin<mode>3): Likewise.
8883 (*avx_ieee_smax<mode>3): Likewise.
8884 (avx_addsubv8sf3): Likewise.
8885 (avx_addsubv4df3): Likewise.
8886 (*avx_addsubv4sf3): Likewise.
8887 (*avx_addsubv2df3): Likewise.
8888 (avx_h<plusminus_insn>v4df3): Likewise.
8889 (avx_h<plusminus_insn>v8sf3): Likewise.
8890 (*avx_h<plusminus_insn>v4sf3): Likewise.
8891 (*avx_h<plusminus_insn>v2df3): Likewise.
8892 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8893 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8894 (*avx_maskcmp<mode>3): Likewise.
8895 (avx_nand<mode>3): Likewise.
8896 (*avx_<code><mode>3): Likewise.
8897 (*avx_nand<mode>3): Likewise.
8898 (*avx_<code><mode>3): Likewise.
8899 (*avx_cvtsi2ss): Likewise.
8900 (*avx_cvtsi2ssq): Likewise.
8901 (*avx_cvtsi2sd): Likewise.
8902 (*avx_cvtsi2sdq): Likewise.
8903 (*avx_cvtsd2ss): Likewise.
8904 (avx_cvtss2sd): Likewise.
8905 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8906 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8907 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8908 (*avx_cvtsi2sd): Likewise.
8909 (*avx_cvtsi2sdq): Likewise.
8910 (avx_cvtdq2pd256): Likewise.
8911 (avx_cvtpd2dq256): Likewise.
8912 (avx_cvttpd2dq256): Likewise.
8913 (*avx_cvtsd2ss): Likewise.
8914 (*avx_cvtss2sd): Likewise.
8915 (avx_cvtpd2ps256): Likewise.
8916 (avx_cvtps2pd256): Likewise.
8917 (*avx_movhlps): Likewise.
8918 (*avx_movlhps): Likewise.
8919 (avx_unpckhps256): Likewise.
8920 (*avx_unpckhps): Likewise.
8921 (avx_unpcklps256): Likewise.
8922 (*avx_unpcklps): Likewise.
8923 (avx_movshdup256): Likewise.
8924 (avx_movsldup256): Likewise.
8925 (avx_shufps256): Likewise.
8926 (avx_shufps256_1): Likewise.
8927 (*avx_shufps_<mode>): Likewise.
8928 (*avx_loadhps): Likewise.
8929 (*avx_storelps): Likewise.
8930 (*avx_loadlps): Likewise.
8931 (*avx_movss): Likewise.
8932 (*vec_dupv4sf_avx): Likewise.
8933 (*vec_concatv2sf_avx): Likewise.
8934 (*vec_concatv4sf_avx): Likewise.
8935 (*vec_setv4sf_0_avx): Likewise.
8936 (*vec_setv4sf_avx): Likewise.
8937 (*avx_insertps): Likewise.
8938 (avx_vextractf128<mode>): Likewise.
8939 (vec_extract_lo_<mode>): Likewise.
8940 (vec_extract_hi_<mode>): Likewise.
8941 (vec_extract_lo_<mode>): Likewise.
8942 (vec_extract_hi_<mode>): Likewise.
8943 (vec_extract_lo_v16hi): Likewise.
8944 (vec_extract_hi_v16hi): Likewise.
8945 (vec_extract_lo_v32qi): Likewise.
8946 (vec_extract_hi_v32qi): Likewise.
8947 (avx_unpckhpd256): Likewise.
8948 (*avx_unpckhpd): Likewise.
8949 (avx_movddup256): Likewise.
8950 (*avx_movddup): Likewise.
8951 (avx_unpcklpd256): Likewise.
8952 (*avx_unpcklpd): Likewise.
8953 (avx_shufpd256): Likewise.
8954 (avx_shufpd256_1): Likewise.
8955 (*avx_punpckhqdq): Likewise.
8956 (*avx_punpcklqdq): Likewise.
8957 (*avx_shufpd_<mode>): Likewise.
8958 (*avx_storehpd): Likewise.
8959 (*avx_loadhpd): Likewise.
8960 (*avx_loadlpd): Likewise.
8961 (*avx_movsd): Likewise.
8962 (*vec_concatv2df_avx): Likewise.
8963 (*avx_<plusminus_insn><mode>3): Likewise.
8964 (*avx_<plusminus_insn><mode>3): Likewise.
8965 (*avx_mulv8hi3): Likewise.
8966 (*avxv8hi3_highpart): Likewise.
8967 (*avx_umulv8hi3_highpart): Likewise.
8968 (*avx_umulv2siv2di3): Likewise.
8969 (*avx_mulv2siv2di3): Likewise.
8970 (*avx_pmaddwd): Likewise.
8971 (*avx_mulv4si3): Likewise.
8972 (*avx_ashr<mode>3): Likewise.
8973 (*avx_lshr<mode>3): Likewise.
8974 (*avx_ashl<mode>3): Likewise.
8975 (*avx_<code><mode>3): Likewise.
8976 (*avx_eq<mode>3): Likewise.
8977 (*avx_gt<mode>3): Likewise.
8978 (*avx_nand<mode>3): Likewise.
8979 (*avx_nand<mode>3): Likewise.
8980 (*avx_<code><mode>3): Likewise.
8981 (*avx_<code><mode>3): Likewise.
8982 (*avx_packsswb): Likewise.
8983 (*avx_packssdw): Likewise.
8984 (*avx_packuswb): Likewise.
8985 (*avx_punpckhbw): Likewise.
8986 (*avx_punpcklbw): Likewise.
8987 (*avx_punpckhwd): Likewise.
8988 (*avx_punpcklwd): Likewise.
8989 (*avx_punpckhdq): Likewise.
8990 (*avx_punpckldq): Likewise.
8991 (*avx_pinsr<avxmodesuffixs>): Likewise.
8992 (*avx_pinsrq): Likewise.
8993 (*avx_loadld): Likewise.
8994 (*vec_extractv2di_1_rex64_avx): Likewise.
8995 (*vec_extractv2di_1_avx): Likewise.
8996 (*vec_dupv2di_avx): Likewise.
8997 (*vec_concatv2si_avx): Likewise.
8998 (*vec_concatv4si_1_avx): Likewise.
8999 (*vec_concatv2di_avx): Likewise.
9000 (*vec_concatv2di_rex64_avx): Likewise.
9001 (*avx_uavgv16qi3): Likewise.
9002 (*avx_uavgv8hi3): Likewise.
9003 (*avx_psadbw): Likewise.
9004 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9005 (*avx_phaddwv8hi3): Likewise.
9006 (*avx_phadddv4si3): Likewise.
9007 (*avx_phaddswv8hi3): Likewise.
9008 (*avx_phsubwv8hi3): Likewise.
9009 (*avx_phsubdv4si3): Likewise.
9010 (*avx_phsubswv8hi3): Likewise.
9011 (*avx_pmaddubsw128): Likewise.
9012 (*avx_pmulhrswv8hi3): Likewise.
9013 (*avx_pshufbv16qi3): Likewise.
9014 (*avx_psign<mode>3): Likewise.
9015 (*avx_palignrti): Likewise.
9016 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9017 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9018 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9019 (*avx_mpsadbw): Likewise.
9020 (*avx_packusdw): Likewise.
9021 (*avx_pblendvb): Likewise.
9022 (*avx_pblendw): Likewise.
9023 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9024 (avx_ptest256): Likewise.
9025 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9026 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9027 (*avx_aesenc): Likewise.
9028 (*avx_aesenclast): Likewise.
9029 (*avx_aesdec): Likewise.
9030 (*avx_aesdeclast): Likewise.
9031 (avx_vzeroupper): Likewise.
9032 (avx_vzeroupper_rex64): Likewise.
9033 (avx_vpermil<mode>): Likewise.
9034 (avx_vpermilvar<mode>3): Likewise.
9035 (avx_vpermil2<mode>3): Likewise.
9036 (avx_vperm2f128<mode>3): Likewise.
9037 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9038 (avx_vbroadcastss256): Likewise.
9039 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9040 (avx_vinsertf128<mode>): Likewise.
9041 (vec_set_lo_<mode>): Likewise.
9042 (vec_set_hi_<mode>): Likewise.
9043 (vec_set_lo_<mode>): Likewise.
9044 (vec_set_hi_<mode>): Likewise.
9045 (vec_set_lo_v16hi): Likewise.
9046 (vec_set_hi_v16hi): Likewise.
9047 (vec_set_lo_v32qi): Likewise.
9048 (vec_set_hi_v32qi): Likewise.
9049 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9050 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9051 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9052 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9053 (vec_init<mode>): Likewise.
9054 (*vec_concat<mode>_avx): Likewise.
9055 (blendbits): Support V8SF and V4DF.
9056 (sse2_movq128): Support AVX.
9057 (<sse>_movnt<mode>): Likewise.
9058 (sse2_movntv2di): Likewise.
9059 (sse_rcpv4sf2): Likewise.
9060 (sse_sqrtv4sf2): Likewise.
9061 (sse_rsqrtv4sf2): Likewise.
9062 (<sse>_comi): Likewise.
9063 (<sse>_ucomi): Likewise.
9064 (sse_cvtss2si): Likewise.
9065 (sse_cvtss2si_2): Likewise.
9066 (sse_cvtss2siq): Likewise.
9067 (sse_cvtss2siq_2): Likewise.
9068 (sse_cvttss2si): Likewise.
9069 (sse_cvttss2siq): Likewise.
9070 (sse2_cvtsd2si): Likewise.
9071 (sse2_cvtsd2si_2): Likewise.
9072 (sse2_cvtsd2siq): Likewise.
9073 (sse2_cvtsd2siq_2): Likewise.
9074 (sse2_cvttsd2si): Likewise.
9075 (sse2_cvttsd2siq): Likewise.
9076 (sse2_cvtdq2pd): Likewise.
9077 (*sse2_cvtpd2dq): Likewise.
9078 (*sse2_cvttpd2dq): Likewise.
9079 (*sse2_cvtpd2ps): Likewise.
9080 (sse2_cvtps2pd): Likewise.
9081 (sse3_movshdup): Likewise.
9082 (sse3_movsldup): Likewise.
9083 (sse_storehps): Likewise.
9084 (*sse4_1_extractps): Likewise.
9085 (sse2_storelpd): Likewise.
9086 (vec_dupv2df_sse3): Likewise.
9087 (*vec_concatv2df_sse3): Likewise.
9088 (*sse4_1_pextrb): Likewise.
9089 (*sse4_1_pextrb_memory): Likewise.
9090 (*sse2_pextrw): Likewise.
9091 (*sse4_1_pextrw_memory): Likewise.
9092 (*sse4_1_pextrd): Likewise.
9093 (*sse4_1_pextrq): Likewise.
9094 (sse2_pshufd_1): Likewise.
9095 (sse2_pshuflw_1): Likewise.
9096 (sse2_pshufhw_1): Likewise.
9097 (*sse2_storeq_rex64): Likewise.
9098 (*vec_dupv4si): Likewise.
9099 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9100 (sse2_pmovmskb): Likewise.
9101 (*sse2_maskmovdqu): Likewise.
9102 (*sse2_maskmovdqu_rex64): Likewise.
9103 (sse_ldmxcsr): Likewise.
9104 (sse_stmxcsr): Likewise.
9105 (abs<mode>2): Likewise.
9106 (sse4_1_movntdqa): Likewise.
9107 (sse4_1_phminposuw): Likewise.
9108 (sse4_1_extendv8qiv8hi2): Likewise.
9109 (*sse4_1_extendv8qiv8hi2): Likewise.
9110 (sse4_1_extendv4qiv4si2): Likewise.
9111 (*sse4_1_extendv4qiv4si2): Likewise.
9112 (sse4_1_extendv2qiv2di2): Likewise.
9113 (*sse4_1_extendv2qiv2di2): Likewise.
9114 (sse4_1_extendv4hiv4si2): Likewise.
9115 (*sse4_1_extendv4hiv4si2): Likewise.
9116 (sse4_1_extendv2hiv2di2): Likewise.
9117 (*sse4_1_extendv2hiv2di2): Likewise.
9118 (sse4_1_extendv2siv2di2): Likewise.
9119 (*sse4_1_extendv2siv2di2): Likewise.
9120 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9121 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9122 (sse4_1_zero_extendv4qiv4si2): Likewise.
9123 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9124 (sse4_1_zero_extendv2qiv2di2): Likewise.
9125 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9126 (sse4_1_zero_extendv4hiv4si2): Likewise.
9127 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9128 (sse4_1_zero_extendv2hiv2di2): Likewise.
9129 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9130 (sse4_1_zero_extendv2siv2di2): Likewise.
9131 (*sse4_1_zero_extendv2siv2di2): Likewise.
9132 (sse4_1_ptest): Likewise.
9133 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9134 (sse4_2_pcmpestri): Likewise.
9135 (sse4_2_pcmpestrm): Likewise.
9136 (sse4_2_pcmpistri): Likewise.
9137 (sse4_2_pcmpistrm): Likewise.
9139 (aeskeygenassist): Likewise.
9141 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9143 * config/i386/predicates.md (vzeroall_operation): New.
9145 * config/i386/sse.md (avx_vzeroall): New.
9146 (*avx_vzeroall): Likewise.
9148 2008-08-28 Paul Brook <paul@codesourcery.com>
9149 Mark Shinwell <shinwell@codesourcery.com>
9150 Richard Earnshaw <richard.earnshaw@arm.com>
9152 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9153 (TARGET_MIN_ANCHOR_OFFSET): New.
9154 (arm_override_options): Set correct anchor ranges for Thumb-1
9155 and Thumb-2 if required.
9156 (legitimize_pic_address): Handle case involving a TLS symbol
9157 reference with an addend.
9158 (arm_optimization_options): Enable section anchors at -O1 and
9160 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9161 * config/arm/arm-protos.h (arm_optimization_options): New.
9163 2008-08-28 Nick Clifton <nickc@redhat.com>
9165 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9166 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9169 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9170 * config/v850/v850.md (return): Remove frame size restriction.
9172 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9174 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9176 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9178 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9180 2008-08-28 Paul Brook <paul@codesourcery.com>
9182 * config/arm/vfp11.md: Update license notice.
9183 * config/arm/cortex-r4.md: Ditto.
9185 2008-08-28 Richard Guenther <rguenther@suse.de>
9187 PR tree-optimization/37207
9188 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9191 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9194 * tree.c (int_fits_type_p): Don't forget unsigned integers
9195 of type sizetype which higher end word equals -1.
9197 2008-08-28 Ira Rosen <irar@il.ibm.com>
9199 * target.h (struct vectorize): Add new target builtin.
9200 * tree-vectorizer.c (destroy_loop_vec_info): Call
9201 vect_free_slp_instance instead of vect_free_slp_node.
9202 * tree-vectorizer.h (enum slp_load_perm_type): New.
9203 (struct _slp_instance): Add new fields.
9204 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9205 (SLP_INSTANCE_LOADS): New.
9206 (vect_free_slp_tree): Remove.
9207 (vect_free_slp_instance): Declare.
9208 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9209 (vectorizable_load): Add argument.
9210 (vect_transform_slp_perm_load): New.
9211 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9213 (vect_get_place_in_interleaving_chain): New function.
9214 (vect_free_slp_tree): Make static.
9215 (vect_free_slp_instance): New function.
9216 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9217 collect the load location in the interleaving chain.
9218 (vect_supported_slp_permutation_p): New function.
9219 (vect_supported_load_permutation_p): Likewise.
9220 (vect_analyze_slp_instance): In case of loads permutation, call
9221 vect_supported_load_permutation_p to check that the permutation is
9223 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9224 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9225 (vect_create_mask_and_perm): New function.
9226 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9227 (vectorizable_load): Add an argument. Don't keep the created vectors
9228 statements in the node if permutation is required. Call
9229 vect_transform_slp_perm_load to generate the permutation.
9230 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9231 additional argument.
9232 (vect_schedule_slp_instance): In case of loads permutation, allocate
9233 vectorized statements structure for all the related SLP nodes. Call
9234 vect_transform_stmt with addditional argument.
9235 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9236 * config/spu/spu.c (spu_builtin_vec_perm): New.
9237 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9238 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9239 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9240 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9242 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9244 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9245 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9246 __gthread_cond_signal, __gthread_cond_timedwait,
9247 __gthread_cond_timedwait_recursive): New functions.
9248 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9250 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9253 2008-08-28 Richard Guenther <rguenther@suse.de>
9256 * fold-const.c (maybe_canonicalize_comparison_1): Require
9257 undefined overflow only for canonicalizing A +- CST cmp CST.
9258 Make sure to not generate new constants that are not inside
9259 their TYPE_MIN/MAX_VALUE range.
9260 (maybe_canonicalize_comparison): Remove undefined overflow
9262 (fold_binary): Remove now duplicate folding.
9264 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9266 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9267 use not updated in the last change.
9269 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9271 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9272 (IRA_COVER_CLASSES): Add FPUL_REGS.
9274 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9277 * c-common.c (conversion_warning): Check for null operands.
9279 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9282 * c-decl.c (check_for_loop_decls): Improve error message. Give
9285 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9288 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9289 (convert_for_assignment): Pass corrent OPT_W* parameter to
9290 WARN_FOR_ASSIGNMENT.
9292 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9295 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9297 2008-08-27 Paul Brook <paul@codesourcery.com>
9299 * config.gcc: Loosen checks for arm uclinux eabi targets.
9301 2008-08-27 Paul Brook <paul@codesourcery.com>
9303 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9305 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9307 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9309 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9310 the enumerators of an ENUMERAL_TYPE.
9311 * dbxout.c (dbxout_type): Ditto.
9313 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9316 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9317 (fwprop_addr): Check that the loop_father is not the outer loop.
9319 2008-08-26 Paul Brook <paul@codesourcery.com>
9321 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9322 Remove documentation entry for fmul type.
9323 Use fmuls to annotate single-precision multiplication patterns,
9324 fmuld to annotate double-precision multiplication patterns,
9325 fmacs to annotate single-precision multiply-accumulate patterns
9326 and fmacd to annotate double-precision multiply-accumulate patterns.
9327 * config/arm/vfp11.md: Update reservations accordingly.
9328 * config/arm/arm.md: Note that certain values of the "type"
9329 attribute are documented in vfp.md.
9330 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9331 (v10_cvt): Use new fmul types.
9333 2008-08-26 Paul Brook <paul@codesourcery.com>
9335 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9336 * config/arm/vfp11.md: ...here. New.
9337 * config/arm/arm.md: Include vfp11.md.
9339 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9341 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9342 parameter to inform call.
9344 2008-08-26 Jeff Law <law@redhat.com>
9346 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9347 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9348 preferred class when copying a constant into a partial word register.
9350 2008-08-26 Ben Elliston <bje@au.ibm.com>
9352 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9353 * cp/typeck.c: Likewise.
9354 * cp/tree.c: Likewise.
9355 * gimple-low.c: Likewise.
9358 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9360 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9361 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9363 * doc/passes.texi: Describe IRA.
9365 * doc/tm.texi (IRA_COVER_CLASSES,
9366 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9368 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9369 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9370 -fira-propagate-cost, -fno-ira-share-save-slots,
9371 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9373 * flags.h (ira_algorithm): New enumeration.
9374 (flag_ira_algorithm, flag_ira_verbose): New external variable
9377 * postreload.c (gate_handle_postreload): Don't do post reload
9378 optimizations unless the reload is completed.
9380 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9383 * tree-pass.h (pass_ira): New external variable declaration.
9385 * reload.h: Add 2008 to the Copyright.
9387 * cfgloopanal.c: Include params.h.
9388 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9391 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9393 * toplev.c (ira.h): New include.
9394 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9395 (backend_init_target): Call ira_init.
9396 (backend_init): Call ira_init_once.
9397 (finalize): Call finish_ira_once.
9399 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9400 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9403 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9404 may_move_out_cost): New external variable declarations.
9405 (move_table): New typedef.
9407 * caller-save.c: Include headers output.h and ira.h.
9408 (no_caller_save_reg_set): New global variable.
9409 (save_slots_num, save_slots): New variables.
9410 (reg_save_code, reg_restore_code, add_stored_regs): Add
9412 (init_caller_save): Set up no_caller_save_reg_set.
9413 (init_save_areas): Reset save_slots_num.
9414 (saved_hard_reg): New structure.
9415 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9416 (initiate_saved_hard_regs, new_saved_hard_reg,
9417 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9419 (setup_save_areas): Add code for sharing stack slots.
9420 (all_blocks): New variable.
9421 (save_call_clobbered_regs): Process pseudo-register too.
9422 (mark_set_regs): Process pseudo-register too.
9423 (insert_one_insn): Put the insn after bb note in a empty basic
9424 block. Add insn check.
9426 * global.c (eliminable_regset): Make it external.
9427 (mark_elimination): Use DF_LR_IN for IRA.
9428 (pseudo_for_reload_consideration_p): New.
9429 (build_insn_chain): Make it external. Don't ignore spilled
9430 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9431 (gate_handle_global_alloc): New function.
9432 (pass_global_alloc): Add the gate function.
9434 * opts.c (decode_options): Set up flag_ira. Print the warning for
9436 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9438 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9440 * regmove.c (regmove_optimize): Don't do replacement of output for
9443 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9444 New external variable declarations.
9446 * local-alloc.c (update_equiv_regs): Make it external. Return
9447 true if jump label rebuilding should be done. Rescan new_insn for
9449 (gate_handle_local_alloc): New function.
9450 (pass_local_alloc): Add the gate function.
9452 * alias.c (value_addr_p, stack_addr_p): New functions.
9453 (nonoverlapping_memrefs_p): Use them for IRA.
9455 * common.opt (fira, fira-algorithm, fira-coalesce,
9456 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9457 fira-verbose): New options.
9459 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9460 move_cost, may_move_in_cost, may_move_out_cost): Make the
9462 (move_table): Remove typedef.
9463 (init_move_cost): Make it external.
9464 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9467 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9468 setup_reg_classes): New function prototypes.
9469 (eliminable_regset): New external variable declaration.
9470 (build_insn_chain, update_equiv_regs): New function prototypes.
9472 * Makefile.in (IRA_INT_H): New definition.
9473 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9474 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9475 (reload1.o, toplev.o): Add dependence on ira.h.
9476 (cfgloopanal.o): Add PARAMS_H.
9477 (caller-save.o): Add dependence on output.h and ira.h.
9478 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9479 ira-emit.o, ira-lives.o): New entries.
9481 * passes.c (pass_ira): New pass.
9483 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9485 * reload1.c (ira.h): Include the header.
9486 (changed_allocation_pseudos): New bitmap.
9487 (init_reload): Initiate the bitmap.
9488 (compute_use_by_pseudos): Permits spilled registers in FROM.
9489 (temp_pseudo_reg_arr): New variable.
9490 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9491 IRA. Call alter_reg with the additional parameter. Don't clear
9492 spilled_pseudos for IRA. Restore original insn chain for IRA.
9493 Clear changed_allocation_pseudos at the end of reload.
9494 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9495 (hard_regno_to_pseudo_regno): New variable.
9496 (count_pseudo): Check spilled pseudos. Set up
9497 hard_regno_to_pseudo_regno.
9498 (count_spilled_pseudo): Check spilled pseudos. Update
9499 hard_regno_to_pseudo_regno.
9500 (find_reg): Use better_spill_reload_regno_p. Check
9501 hard_regno_to_pseudo_regno.
9502 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9504 (eliminate_regs_1): Use additional parameter for alter_reg.
9505 (finish_spills): Set up pseudo_previous_regs only for spilled
9506 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9507 more arguments. Don't clear live_throughout and dead_or_set for
9508 spilled pseudos. Use additional parameter for alter_reg. Call
9509 mark_allocation_change. Set up changed_allocation_pseudos.
9510 Remove sanity check.
9511 (emit_input_reload_insns, delete_output_reload): Use additional
9512 parameter for alter_reg. Call mark_allocation_change.
9513 (substitute, gen_reload_chain_without_interm_reg_p): New
9515 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9517 * testsuite/gcc.dg/20080410-1.c: New file.
9519 * config/s390/s390.h (IRA_COVER_CLASSES,
9520 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9522 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9524 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9526 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9528 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9530 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9532 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9534 2008-08-24 Jeff Law <law@redhat.com>
9535 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9536 when ignoring unavailable registers.
9538 2008-08-24 Jeff Law <law@redhat.com>
9539 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9540 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9541 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9542 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9544 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9545 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9547 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9548 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9549 * reload1.c (find_reg): Process registers in register allocation order.
9551 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9552 * toplev.c (backend_init_target): Move ira_init call from
9554 (lang_dependent_init_target): ...to here.
9556 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9557 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9558 calculate memory move costs for NO_REGS.
9560 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9561 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9562 STACK_REGS is defined.
9564 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9565 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9567 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9568 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9570 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9571 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9572 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9575 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9576 Dorit Nuzman <dorit@il.ibm.com>
9578 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9579 vec_extract_evenv4sf, vec_extract_evenv8hi,
9580 vec_extract_evenv16qi, vec_extract_oddv4si,
9581 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9582 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9583 vec_interleave_highv4si, vec_interleave_lowv4si,
9584 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9585 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9586 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9588 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9591 * config/rs6000/rs6000.c (optimization_options): Don't default to
9592 section anchors without toplevel reorder.
9594 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9596 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9597 (mfc_end_critical_section): Likewise.
9599 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9601 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9602 all type qualifiers from element type to vector type.
9604 2008-08-25 David Daney <ddaney@avtrex.com>
9606 * config/mips/mips.md (immediate_insn): Move up in file, fix
9607 comment typo, reformat.
9608 (fetchop_bit, atomic_hiqi_op memory_barrier,
9609 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9610 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9611 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9612 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9613 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9614 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9615 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9616 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9617 sync_old_nand<mode>, sync_new_nand<mode>,
9618 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9619 test_and_set_12): Moved to sync.md.
9621 * config/mips/sync.md: New file.
9623 2008-08-25 Richard Henderson <rth@redhat.com>
9625 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9626 (regsave): Likewise.
9627 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9628 (output_cfi_directive): Likewise.
9629 (div_data_align): New.
9630 (output_cfi): Use it.
9632 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9634 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9635 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9636 (TARGET_OCTEON): New macro.
9637 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9638 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9639 (ISA_HAS_POP): New macro.
9640 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9642 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9644 * config/mips/mips.md (cpu): Add octeon.
9645 (type): Add pop attribute value.
9646 (popcount<mode>2): New pattern.
9647 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9649 2008-08-24 Jan Hubicka <jh@suse.cz>
9651 * doc/invoke.texi (-fipa-cp-clone): New option.
9652 (-fipa-cp): Update docs.
9653 (--param ipcp-unit-growth):New.
9654 * ipa-cp.c: Include fibheap.h, params.h
9655 (ipcp_initialize_node_lattices): When not cloning, all externally
9656 visible functions are bottom.
9657 (ipcp_need_redirect_p): Accept clones.
9658 (ipcp_insert_stage): Use cost driven heuristics.
9659 (max_count, dead_nodes): New static vars.
9660 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9661 ipcp_const_param_count): New functions.
9662 * common.opt (ipa-cp-clone): New command line option.
9663 * params.def (ipcp-unit-growth): New.
9665 2008-08-24 Jan Hubicka <jh@suse.cz>
9667 * tree-inline.c (tree_function_versioning): Look harder
9668 for referenced vars.
9670 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9672 PR tree-optimization/37185
9673 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9675 2008-08-23 Jan Hubicka <jh@suse.cz>
9677 * ipa-cp.c (ipcp_analyze_node): New function.
9678 (ipcp_update_cloned_node): Use it.
9679 (ipcp_init_stage): Likewise.
9680 * ipa-inline.c (function_insertion_hook_holder): New static var.
9681 (analyze_function): Break out from ....
9682 (inline_generate_summary): Here; register insertion hook.
9683 (cgraph_decide_inlining): Remove hook.
9684 (add_new_function): New function.
9686 2008-08-23 Jan Hubicka <jh@suse.cz>
9688 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9690 2008-08-23 Jan Hubicka <jh@suse.cz>
9692 * ipa-cp.c (constant_val_insert): Remove.
9693 (ipcp_propagate_one_const): Remove.
9694 (ipcp_create_replace_map): Always insert replacements to the map.
9695 (ipcp_insert_stage): Do not try to insert statements by hand.
9696 * tree-inline.c (insert_init_stmt): Break out from ...
9697 (setup_one_parameter): ... here; allow NULL BB pointer.
9698 (tree_function_versioning): Use setup_one_parameter to process
9701 2008-08-23 Jan Hubicka <jh@suse.cz>
9703 * tree.c (decl_address_ip_invariant_p): New function.
9704 * tree.h (decl_address_ip_invariant_p): Declare.
9705 * gimple.c (strip_invariant_refs): Break out from ...
9706 (is_gimple_invariant_address): ... here
9707 (is_gimple_ip_invariant_address): New function.
9708 (is_gimple_ip_invariant): New function.
9709 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9712 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9713 (ipcp_lat_is_insertable): All constants are insertable.
9714 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9715 IPA_CONST_VALUE_REF.
9716 (ipcp_initialize_node_lattices): Propagate all types of operands.
9717 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9718 (ipcp_create_replace_map): Reformat.
9719 (ipcp_need_redirect_p): Simplify.
9720 (ipcp_insert_stage): Check that argument is used before clonning.
9721 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9723 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9724 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9725 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9726 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9727 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9728 * tree-inline.c (tree_function_versioning): Add variables referenced
9731 2008-08-23 Jan Hubicka <jh@suse.cz>
9734 * i386.c (standard_80387_constant_p): Use optimize_size.
9736 2008-08-23 Ira Rosen <irar@il.ibm.com>
9738 PR tree-optimization/37161
9739 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9740 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9741 (vect_determine_vectorization_factor): Move the scalar type
9742 retrieval to vect_get_smallest_scalar_type.
9743 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9744 scalar type. Remove redundant computation.
9745 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9746 (vect_get_slp_defs): Take the type of RHS into account if
9747 necessary by calling vect_get_smallest_scalar_type. Call
9748 vect_get_constant_vectors with additional argument.
9750 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9753 * doc/invoke.texi (Wwrite-strings): Clarify description.
9755 2008-08-23 Ira Rosen <irar@il.ibm.com>
9757 PR tree-optimization/37174
9758 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9759 def stmt is a part of the loop before accessing its stmt_vec_info.
9761 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9764 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9765 (*swap): New insn pattern.
9766 (*ashlqi3): Rename from ashlqi3 insn pattern.
9767 (ashlqi3): New expanders.
9768 (*lshrqi3): Rename from lshrqi3 insn pattern.
9769 (lshrqi3): New expanders.
9770 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9771 lshrqi3_const5, lshrqi3_const6): New splitters.
9772 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9773 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9776 2008-08-22 Richard Guenther <rguenther@suse.de>
9778 PR tree-optimization/37078
9779 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9780 [+INF, +INF] ranges.
9782 2008-08-22 Richard Guenther <rguenther@suse.de>
9784 PR tree-optimization/37143
9785 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9786 a conversion statement instead of a copy.
9788 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9792 CCCmode, CCOmode and CCSmode destination modes.
9795 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9796 from different units in a single alternative.
9797 (*vec_extractv2sf_1): Ditto.
9798 (*vec_extractv2si_0): Ditto.
9799 (*vec_extractv2si_1): Ditto.
9800 * config/i386/sse.md (sse2_storehpd): Ditto.
9801 (sse2_storelpd): Ditto.
9802 (sse2_loadhpd): Ditto.
9803 (sse2_loadlpd): Ditto.
9806 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9807 (popcountsi2): Ditto.
9808 (clzdi2_abm): Ditto.
9809 (popcountdi2): Ditto.
9810 (clzhi2_abm): Ditto.
9811 (popcounthi2): Ditto.
9813 2008-08-22 Richard Guenther <rguenther@suse.de>
9817 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9818 if the multiplication does not overflow.
9820 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9822 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9824 2008-08-21 Richard Henderson <rth@redhat.com>
9826 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9827 spurrious comma from test.
9828 * configure: Rebuild.
9830 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9833 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9836 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9838 * c-tree.h (grokfield): New argument.
9839 * c-decl.c (grokfield): Handle new location argument.
9840 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9842 2008-08-21 Richard Guenther <rguenther@suse.de>
9844 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9846 2008-08-21 Jan Hubicka <jh@suse.cz>
9848 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9849 (cgraph_add_function_insertion_hook,
9850 cgraph_remove_function_insertion_hook,
9851 cgraph_call_function_insertion_hooks): New functions.
9852 * cgraph.h (cgraph_add_function_insertion_hook,
9853 cgraph_remove_function_insertion_hook,
9854 cgraph_call_function_insertion_hooks): Declare.
9855 * ipa-reference.c (function_insertion_hook_holder): New variable.
9856 (check_operand, look_for_address_of): When checking late, do not care
9857 about module bitmaps.
9858 (add_new_function): New function.
9859 (generate_summary): Register hooks; zero module bitmaps.
9860 (propagate): Unregister hooks.
9861 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9862 (add_new_function): New function.
9863 (generate_summary): Register hook.
9864 (propagate): Remove hook.
9866 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9868 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9869 * ipa-cp.c (ipcp_update_cloned_node): New function.
9870 (build_const_val): Handle functions correctly; bring type logic
9871 into sync with tree-inline.c
9872 (ipcp_init_stage): Take care of computing stuff needed by
9873 indirect inlining; update clones.
9874 (ipcp_generate_summary): Break out of ipcp_driver.
9875 (ipcp_driver): Do only execution and transformation.
9876 (pass_ipa_cp): Make IPA_PASS.
9877 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9879 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9880 ipcp, some info is already available.
9881 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9882 * tree-inline.c (remap_ssa_name): Unshare expression.
9884 2008-08-21 Richard Guenther <rguenther@suse.de>
9886 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9887 a PHI ask VN if it is already available.
9888 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9889 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9891 2008-08-21 Richard Guenther <rguenther@suse.de>
9894 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9895 makes sure to produce a result of the correct type.
9897 2008-08-21 Jan Hubicka <jh@suse.cz>
9898 Backport from LTO branch:
9900 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9901 Jan Hubicka <jh@suse.cz>
9904 (init_state, finish_state, set_function_state, generate_summary):
9906 (scan_stmt): Renamed from scan_function. Changed to keep state in
9907 local static vars rather than cgraph aux field.
9908 (propagate): Renamed from static_execute. Changed to keep state in
9909 local static vars rather than cgraph aux field.
9910 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9911 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9913 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9915 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9916 * ipa-reference.c (init_function_info, generate_summary,
9917 propagate): New functions.
9918 (analyze_function): Call init_function_info.
9919 (static_execute): Stripped into generate_summary and propagate.
9920 (pass_ipa_reference): Made into ipa_opt_pass.
9922 2008-08-21 Richard Guenther <rguenther@suse.de>
9924 PR tree-optimization/37181
9925 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9927 (extract_range_from_unary_expr): Likewise.
9929 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9931 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9933 * toplev.h (pedwarn_at): Likewise.
9934 * builtins.c: Update all calls to pedwarn.
9935 * c-lex.c: Likewise.
9936 * toplev.c: Likewise.
9937 * c-tree.h: Likewise.
9938 * c-decl.c: Likewise.
9939 * c-errors.c: Likewise.
9940 * c-typeck.c: Likewise.
9941 * c-common.c: Likewise.
9942 * c-parser.c: Likewise.
9944 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9947 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9948 with MODE_VECTOR_INT mode.
9950 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9953 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9954 initialized outside the current module.
9955 (warn_uninitialized_var): Ignore left-hand side when walking the
9956 trees. Ignore address expressions. Examine VUSE operands in gimple
9957 statements with a variable declaration on the right-hand side.
9959 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9962 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9964 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9967 * c-common.c (conversion_warning): Do not warn if applying bit-and
9968 operator to unsigned constant that fits in the target type.
9970 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9973 * c-common.c (conversion_warning): Do not warn for artificial
9976 2008-08-20 Richard Guenther <rguenther@suse.de>
9978 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9979 (extract_range_from_binary_expr): Fall back to constant propagation.
9980 (extract_range_from_unary_expr): Likewise.
9982 2008-08-20 Richard Guenther <rguenther@suse.de>
9984 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9985 with TREE_THIS_VOLATILE on shared nodes.
9986 (fold_stmt_r): Likewise.
9988 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9991 * c-parser.c (c_parser_attributes): For keywords use canonical
9992 spelling for attr_name.
9994 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9996 * value-prof.c (check_counter): Revert wrong call to error.
9998 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10000 * profile.c: Update calls to inform.
10001 * value-prof.c: Update calls to inform.
10003 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10005 * diagnostic.c (inform): Add an explicit location_t parameter.
10006 * toplev.h (inform): Update declaration.
10007 * builtins.c: Update all calls to inform.
10008 * c-common.c: Likewise.
10009 * c-decl.c: Likewise.
10010 * c-opts.c: Likewise.
10011 * c-pch.c: Likewise.
10012 * c-pragma.c: Likewise.
10013 * c-typeck.c: Likewise.
10014 * coverage.c: Likewise.
10015 * opts.c: Likewise.
10016 * toplev.c: Likewise.
10017 * tree-cfg.c: Likewise.
10018 * tree-ssa.c: Likewise.
10020 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10023 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10024 V2DI mode, for SSE4.1, use movq instead of vector set if the
10025 second element is zero and inter-unit moves are OK.
10027 2008-08-20 Richard Guenther <rguenther@suse.de>
10029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10030 properly handle conversion/copy chains after tuplification.
10032 2008-08-20 Richard Guenther <rguenther@suse.de>
10034 * passes.c (init_optimization_passes): Move the second
10035 forwprop pass before alias computation. Remove the second
10036 DCE pass. Remove the first dominator and phi copy/const
10039 2008-08-20 Nick Clifton <nickc@redhat.com>
10041 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10042 support of this feature. Do not assume that a sufficiently new
10043 assembler will support the feature regardless of the target type.
10044 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10045 * configure: Regenerate.
10047 2008-08-20 Richard Guenther <rguenther@suse.de>
10049 * tree-vrp.c (found_in_subgraph): Remove.
10050 (live): New global static.
10051 (live_on_edge): New function.
10052 (blocks_visited): Remove.
10053 (register_edge_assert_for_2): Use live_on_edge.
10054 (find_conditional_asserts): Remove code dealing with
10055 found_in_subgraph. Do not walk the CFG.
10056 (find_switch_asserts): Likewise.
10057 (find_assert_locations_1): Renamed from find_assert_locations.
10058 Move finding assert locations for conditional and switch
10059 statements first. Update live bitmap. Do not walk the CFG.
10060 (find_assert_locations): New function.
10061 (insert_range_assertions): Remove entry of CFG walk.
10062 Adjust call to find_assert_locations.
10063 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10064 that only can appear because of fake exit edges but assert we
10065 never try to insert on those.
10066 (fini_pre): Do not remove fake exit edges here...
10067 (execute_pre): ...but here, before committing edge inserts.
10069 2008-08-19 Richard Guenther <rguenther@suse.de>
10071 * passes.c (init_optimization_passes): Exchange store-ccp
10074 2008-08-19 Rafael Espíndola <espindola@google.com>
10076 * varasm.c (weak_decls): Move earlier in the file.
10077 (assemble_external): Add weak decls to the weak_decls list.
10078 (declare_weak): Don't add decls to the weak_decls list.
10080 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10083 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10084 before (sse2_shufpd_<mode>).
10086 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10089 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10090 * tree.c (block_nonartificial_location): Likewise.
10092 2008-08-19 Richard Guenther <rguenther@suse.de>
10094 PR tree-optimization/35972
10095 PR tree-optimization/23094
10096 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10099 handle MISALIGNED_INDIRECT_REF.
10100 (get_ref_from_reference_ops): New helper.
10101 (vn_reference_lookup_pieces): Walk the use-def chain using the
10102 alias-oracle if requested.
10103 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10104 walking the use-def chain.
10105 (compute_avail): But not here.
10106 (create_component_ref_by_pieces_1): Properly handle
10107 MISALIGNED_INDIRECT_REF.
10108 (do_regular_insertion): Handle fully redundant
10109 expressions after PHI-translation also for SSA_NAME values, not
10110 only constants. Correctly use edoubleprime for that.
10112 2008-08-19 Ira Rosen <irar@il.ibm.com>
10114 * tree-vectorizer.c (supportable_widening_operation): Support
10115 multi-step conversion, return the number of steps in such conversion
10116 and the required intermediate types.
10117 (supportable_narrowing_operation): Likewise.
10118 * tree-vectorizer.h (vect_pow2): New function.
10119 (supportable_widening_operation): Change argument types.
10120 (supportable_narrowing_operation): Likewise.
10121 (vectorizable_type_promotion): Add an argument.
10122 (vectorizable_type_demotion): Likewise.
10123 * tree-vect-analyze.c (vect_analyze_operations): Call
10124 vectorizable_type_promotion and vectorizable_type_demotion with
10125 additional argument.
10126 (vect_get_and_check_slp_defs): Detect patterns.
10127 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10129 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10130 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10131 factor according to the smallest type in the loop.
10132 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10133 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10134 supportable_widening_operation with correct arguments.
10135 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10136 operands lists according to the number of vector statements in left
10137 or right node, if exists.
10138 (vect_gen_widened_results_half): Remove unused argument.
10139 (vectorizable_conversion): Call supportable_widening_operation,
10140 supportable_narrowing_operation, and vect_gen_widened_results_half
10141 with correct arguments.
10142 (vectorizable_assignment): Change documentation, support multiple
10144 (vectorizable_operation): Likewise.
10145 (vect_get_loop_based_defs): New function.
10146 (vect_create_vectorized_demotion_stmts): Likewise.
10147 (vectorizable_type_demotion): Support loop-aware SLP and general
10148 multi-step conversion. Call vect_get_loop_based_defs and
10149 vect_create_vectorized_demotion_stmts for transformation.
10150 (vect_create_vectorized_promotion_stmts): New function.
10151 (vectorizable_type_promotion): Support loop-aware SLP and general
10152 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10153 for transformation.
10154 (vectorizable_store): Change documentation, support multiple
10156 (vectorizable_load): Likewise.
10157 (vect_transform_stmt): Pass SLP_NODE to
10158 vectorizable_type_promotion and vectorizable_type_demotion.
10159 (vect_schedule_slp_instance): Move here the calculation of number
10160 of vectorized statements for each node from...
10161 (vect_schedule_slp): ... here.
10162 (vect_transform_loop): Call vect_schedule_slp without the last
10165 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10168 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10169 to == in assert statement.
10170 (vectorizable_reduction): Fix typo.
10172 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10175 * value-prof.c (check_counter): Dereference pointer to overall
10176 count when printing it.
10178 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10180 * profile.h: Really add it.
10182 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10184 * mcf.c: Really add it.
10186 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10187 Vinodha Ramasamy <vinodha@google.com>
10189 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10191 * value-prof.c (check_counter): Fix the counter if
10192 flag_profile_correction is true.
10193 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10194 tree_mod_subtract_transform):
10195 Follow check_counter parameter change.
10196 * common.opt (fprofile-correction): New option.
10198 * profile.h: Likewise.
10199 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10200 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10201 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10203 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10204 flag_profile_correction is set.
10206 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10208 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10210 2008-08-18 Tomas Bily <tbily@suse.cz>
10212 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10213 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10215 * tree-data-ref.c (split_constant_offset_1): Likewise.
10216 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10217 * tree-sra.c (sra_walk_expr): Likewise.
10218 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10219 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10220 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10221 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10223 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10224 * tree-vect-transform.c (vectorizable_type_demotion)
10225 (vectorizable_type_promotion): Likewise.
10226 * tree-inline.c (expand_call_inline):
10227 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10228 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10229 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10230 * expr.c (expand_expr_real_1): Likewise.
10231 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10232 (gimple_assign_unary_useless_conversion_p): Likewise.
10233 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10234 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10235 * fold-const.c (fold_unary): Likewise.
10236 * tree.h (CONVERT_EXPR_P): Likewise.
10237 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10238 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10240 (register_edge_assert_for_2, extract_range_from_unary_expr)
10241 (register_edge_assert_for_1): Likewise.
10243 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10245 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10246 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10247 (enum real_value_const): Delete.
10248 (get_real_const): Delete.
10249 * real.c (get_real_const): Delete.
10250 (dconst_e_ptr): Define.
10251 (dconst_third_ptr): Define.
10252 (dconst_sqrt2_ptr): Define.
10253 * builtins.c: Update all callers.
10255 2008-08-18 Richard Guenther <rguenther@suse.de>
10257 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10258 statement iterator after statement removal.
10260 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10262 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10263 (detect_processor_freebsd): Likewise.
10264 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10266 2008-08-18 Richard Guenther <rguenther@suse.de>
10268 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10269 and loads have the correct types.
10271 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10274 * c-opts.c (cpp_opts): Remove static.
10275 * c-parser.c (cpp_opts): Declare it extern.
10276 (disable_extension_diagnostics): Handle cpp options.
10277 (enable_extension_diagnostics): Likewise.
10279 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10281 * diagnostics.c (permerror_at): Rename as permerror.
10282 (permerror): Delete.
10283 * toplev.h: Likewise.
10285 2008-08-18 Richard Guenther <rguenther@suse.de>
10287 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10288 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10289 Move call_cdce before build_alias. Move copyrename2,
10290 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10291 right after final inlining.
10292 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10293 (pass_build_cfg): But instead via TODO_dump_func.
10295 2008-08-18 Richard Guenther <rguenther@suse.de>
10297 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10299 (scalarize_init): If we failed to generate some initializers
10300 do not generate zeros for not instantiated members. Instead
10301 rely on the copy out.
10302 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10303 about missing flow-sensitive alias info only if we have
10306 2008-08-17 Nick Clifton <nickc@redhat.com>
10308 * doc/extend.texi (Function Attributes): Fix typo in description
10309 if hot function attribute.
10311 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10312 Richard Sandiford <rdsandiford@googlemail.com>
10314 * doc/install.texi (--with-mips-plt): Document.
10315 * doc/invoke.texi (-mplt, -mno-plt): Document.
10316 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10317 and handle ${with_mips_plt}.
10318 * config/mips/mips.opt (mplt): New option.
10319 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10320 (TARGET_ABICALLS_PIC2): Likewise.
10321 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10322 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10323 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10324 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10325 to decide whether to output ".option picX" directives.
10326 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10327 Pass -call_nonpic rather than -KPIC for -mplt.
10328 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10329 on the command line. Also remove it when -mabi=64 is used without
10331 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10332 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10333 TARGET_ABICALLS_PIC0.
10334 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10336 (mips16_build_function_stub): Only output ".option pic" directives
10337 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10338 (mips16_build_call_stub): Fix comment and remove redundant
10339 ".set at"/"set .noat" directives.
10340 (mips_function_rodata_section): Use the default behaviour for
10341 TARGET_ABSOLUTE_ABICALLS.
10342 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10343 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10344 (mips_restore_gp): Do nothing if the current function doesn't use
10346 (mips_expand_prologue): Only save $gp if the current function uses it.
10347 Use a normal move for TARGET_ABICALLS_PIC0.
10348 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10350 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10352 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10353 of function when handling GLOBAL_POINTER_REGNUM.
10355 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10358 * common.opt (-fstack-check): Do not declare the variable here.
10359 (-fstack-check=): New option variant.
10360 * doc/invoke.texi (Code Gen Options): Document it.
10361 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10362 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10363 (STACK_CHECK_STATIC_BUILTIN): New macro.
10364 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10365 * opts.c: Include expr.h.
10366 (common_handle_option) <OPT_fold_stack_check_>: New case.
10367 <OPT_fstack_check>: Likewise.
10368 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10369 consistently in the test for variable-sized types. Adjust for
10370 new behaviour of flag_stack_check.
10371 * explow.c: Include except.h.
10372 (allocate_dynamic_stack_space): Do not take into account
10373 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10374 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10375 for variable-sized parameters. Treat all parameters whose size is
10376 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10377 stack checking is enabled.
10378 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10379 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10380 if generic stack checking is enabled.
10381 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10382 * reload1.c (reload): Likewise.
10383 * stmt.c (expand_decl): Assert that all automatic variables have
10384 fixed size at this point and remove dead code.
10385 * flags.h (stack_check_type): New enumeration type.
10386 (flag_stack_check): Declare.
10387 * toplev.c (flag_stack_check): New global variable.
10388 * Makefile.in (opts.o): Add dependency on EXPR_H.
10389 (explow.o): Add dependency on except.h.
10391 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10393 * config/avr/avr.c (avr_override_options): Reduce value of
10394 PARAM_INLINE_CALL_COST.
10396 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10398 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10399 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10400 lieu of TYPE_MODE (type) throughout.
10402 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10404 * config/arm/arm.c (add_minipool_backward_ref): Check for
10405 8-byte-aligned entries in second case of forcing insertion after a
10406 particular entry. Change third case to avoid inserting
10407 non-8-byte-aligned entries before 8-byte-aligned ones.
10409 2008-08-15 Richard Guenther <rguenther@suse.de>
10411 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10412 strip components for unknown size accesses.
10414 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10416 * config/s390/2097.md New file.
10417 * config/s390/s390.md ("z10prop" attribute): Define none,
10418 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10419 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10420 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10421 possible values and apply them to insns as appropriate.
10422 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10423 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10424 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10425 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10426 ("bfp" mode attribute): Removed. Every occurence replaced
10428 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10429 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10432 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10435 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10438 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10440 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10441 additional argument. Support reduction when duplication is needed due
10442 to data-types of different sizes in the loop.
10443 (get_initial_def_for_induction): Fix printout.
10444 (vect_get_vec_def_for_stmt_copy): Support case where the
10445 vec_stmt_for_operand is a phi node.
10446 (vectorizable_reduction): Support reduction when duplication is needed
10447 due to data-types of different sizes in the loop.
10448 (vectorizable_call): Remove restriction to not vectorize in case we
10449 have data-types of different sizes in the loop.
10450 (vectorizable_conversion): Likewise.
10451 (vectorizable_operation): Likewise.
10452 (vectorizable_type_demotion): Likewise.
10453 (vectorizable_type_promotion): Likewise.
10454 (vectorizable_induction): Add restriction to not vectorize in case
10455 we have data-types of different sizes in the loop.
10457 2008-08-14 Christophe Saout <christophe@saout.de>
10458 Uros Bizjak <ubizjak@gmail.com>
10461 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10462 (*vec_concatv2di_rex64_sse4_1): Ditto.
10463 (*vec_concatv2di_rex64_sse): Ditto.
10465 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10467 PR middle-end/37103
10468 * fold-const.c (fold_widened_comparison): Do not allow
10469 sign changes that change the result even if shorter type
10470 is wider than arg1_unw's type.
10472 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10474 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10475 Skip if the multilib testing specifies -march that does not
10476 agree with the one specified in the testcase.
10478 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10480 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10481 zero extend SImode values being converted to TFmode before passing
10484 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10486 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10487 __PPU__ when targeting the Cell/B.E. PPU processor.
10489 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10491 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10492 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10493 Rematerialize the static chain, if any.
10494 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10497 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10499 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10500 (new_loc_descr): Likewise.
10501 (add_loc_descr): Likewise.
10502 (size_of_loc_descr): Likewise.
10503 (size_of_locs): Likewise.
10504 (output_loc_operands): Likewise.
10505 (output_loc_sequence): Likewise.
10506 (new_reg_loc_descr): New.
10507 (build_cfa_loc): Use it.
10508 (build_cfa_aligned_loc): Likewise.
10509 (one_reg_loc_descriptor): Likewise.
10510 (based_loc_descr): Likewise.
10512 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10515 * doc/invoke.texi (Wmain): Update.
10516 * c-decl.c (start_decl): warn_main is only 0 or 1.
10517 (start_function): Likewise. Fix formatting.
10518 (finish_function): Delete redundant warning.
10519 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10520 * c-opts (c_common_handle_option): -Wall only has effect if
10521 warn_main is uninitialized. OPT_Wmain is automatically
10522 handled. -pedantic also enables Wmain.
10523 (c_common_post_options): Handle all logic for Wmain here.
10524 * c-common.c (warn_main): Delete.
10525 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10526 * c-common.h (warn_main): Delete.
10528 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10530 PR middle-end/36701
10531 * expr.c (emit_group_store): Allocate stack temp with the
10532 largest alignment when copying from register to stack.
10534 2008-08-13 Richard Guenther <rguenther@suse.de>
10536 * tree.h (maybe_fold_offset_to_address): Declare.
10537 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10538 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10539 Likewise for POINTER_PLUS_EXPR.
10540 (maybe_fold_offset_to_reference): Enable disabled code.
10541 (maybe_fold_offset_to_address): New function.
10542 (fold_stmt_r): Use it.
10543 (fold_gimple_assign): Likewise.
10544 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10545 (gimplify_expr): Likewise.
10547 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10549 * toplev.h (pedwarn_at): Fix declaration.
10551 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10553 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10554 LINK_SPEC): Use %R in -Y P argument.
10556 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10559 * diagnostic.c (pedwarn_at): New.
10560 * toplev.h (pedwarn_at): Declare.
10561 * c-tree.h (build_enumerator): Update declaration.
10562 * c-decl.c (finish_enum): Update comment.
10563 (build_enumerator): Take a location parameter. Give a pedwarn but do
10564 not perform any conversion.
10565 * c-parser.c (c_parser_enum_specifier): Set correct location for
10568 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10571 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10572 expressions except for conversions to signed:1 bitfields. Handle
10573 COND_EXPR with constant operands.
10575 2008-08-13 Richard Guenther <rguenther@suse.de>
10577 PR tree-optimization/15255
10578 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10579 (struct oecount_s): New struct and VEC types.
10580 (cvec): New global.
10581 (oecount_hash): New function.
10582 (oecount_eq): Likewise.
10583 (oecount_cmp): Likewise.
10584 (zero_one_operation): New function.
10585 (build_and_add_sum): Likewise.
10586 (undistribute_ops_list): Perform un-distribution of multiplication
10587 and division on the chain of summands.
10588 (should_break_up_subtract): Also break up subtracts for factors.
10589 (reassociate_bb): Delete dead visited statements.
10590 Call undistribute_ops_list. Re-sort and optimize if it did something.
10591 * passes.c (init_optimization_passes): Move DSE before
10593 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10596 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10598 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10600 * doc/invoke.texi: Revert unintended checkin.
10602 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10605 * gcc.c (include_spec_function): Tweak call to find_a_file.
10607 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10609 PR middle-end/37014
10610 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10611 and TRUTH_ORIF_EXPR.
10612 * dojump.c (do_jump): Likewise.
10614 PR tree-optimization/37084
10615 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10616 if id->regimplify, don't assume stmt is a cast assignment.
10618 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10620 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10622 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10625 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10628 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10630 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10631 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10633 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10634 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10635 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10636 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10637 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10639 * doc/tm.texi (Storage Layout): Remove documentation for
10640 TARGET_FLOAT_FORMAT.
10642 * simplify-rtx.c (simplify_binary_operation_1): Replace
10643 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10645 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10647 * real.h (struct real_format): New member has_sign_dependent_rounding.
10648 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10649 spu_single_format, ieee_double_format, mips_double_format,
10650 motorola_double_format, ieee_extended_motorola_format,
10651 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10652 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10653 mips_extended_format, ieee_quad_format, mips_quad_format,
10654 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10655 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10657 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10658 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10659 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10660 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10661 (ROUND_TOWARDS_ZERO): Likewise.
10663 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10664 (FLOAT_MODE_FORMAT): New macro.
10665 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10666 (MODE_COMPOSITE_P): ... this new macro.
10667 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10668 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10669 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10671 * flags.h: Include "real.h".
10673 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10674 REAL_MODE_FORMAT_COMPOSITE_P.
10675 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10677 * doc/tm.texi (Storage Layout): Remove documentation of
10678 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10679 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10680 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10681 they only apply to libgcc2.a.
10683 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10685 * config/spu/float_disf.c: New file.
10686 * config/spu/float_unsdisf.c: New file.
10687 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10688 (LIB2FUNCS_EXCLUDE): Define.
10690 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10691 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10693 * real.h (struct real_format): New member round_towards_zero.
10694 * real.c (round_for_format): Respect fmt->round_towards_zero.
10695 (ieee_single_format, mips_single_format, motorola_single_format,
10696 spu_single_format, ieee_double_format, mips_double_format,
10697 motorola_double_format, ieee_extended_motorola_format,
10698 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10699 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10700 mips_extended_format, ieee_quad_format, mips_quad_format,
10701 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10702 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10704 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10705 real_format to choose rounding mode when calling MPFR functions.
10706 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10707 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10709 * real.h (real_to_decimal_for_mode): Add prototype.
10710 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10711 Respect target rounding mode when generating decimal representation.
10712 (real_to_decimal): New stub for backwards compatibility.
10713 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10714 real_to_decimal_for_mode instead of real_to_decimal.
10716 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10718 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10719 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10721 * real.c (spu_single_format): New variable.
10722 * real.h (spu_single_format): Declare.
10724 * config/spu/spu.c (spu_override_options): Install SFmode format.
10725 (spu_split_immediate): Use integer mode to operate on pieces of
10726 floating-point values in all cases.
10728 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10729 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10730 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10732 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10734 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10736 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10738 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10740 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10743 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10744 on the VAR_DECL instead of TYPE_READONLY on its type.
10746 2008-08-12 Ira Rosen <irar@il.ibm.com>
10748 * tree-vectorizer.c: Depend on langhooks.h.
10749 (supportable_widening_operation): Add two arguments. Support double
10751 (supportable_narrowing_operation): Likewise.
10752 * tree-vectorizer.h (supportable_widening_operation): Add two
10754 (supportable_narrowing_operation): Likewise.
10755 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10756 supportable_widening_operation with correct arguments.
10757 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10758 (vectorizable_type_demotion): Support double type conversions.
10759 (vectorizable_type_promotion): Likewise.
10760 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10762 2008-08-11 Michael Matz <matz@suse.de>
10764 * i386/i386.c (override_options): Move initialisation from
10765 flag_schedule_insns_after_reload to here from ...
10766 (optimization_options): ... here.
10768 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10770 PR rtl-optimization/36998
10771 * dwarf2out.c (compute_barrier_args_size_1,
10772 compute_barrier_args_size): Temporarily remove assertions.
10774 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10776 PR middle-end/20644
10777 * tree-ssa.c (struct walk_data): Add new flag
10778 warn_possibly_uninitialized.
10779 (warn_uninitialized_var): Use it.
10780 (warn_uninitialized_vars): New.
10781 (execute_early_warn_uninitialized): Call it.
10782 (execute_late_warn_uninitialized): Likewise.
10784 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10786 PR middle-end/36238
10787 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10788 for memory subregs.
10790 2008-08-09 Jan Hubicka <jh@suse.cz>
10793 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10795 (expand_fix): Be prepared for expansion to fail.
10796 (expand_sfix_optab): Remove instructions if expansion failed.
10798 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10800 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10801 avr31 architecture.
10802 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10803 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10807 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10808 mips/t-libgcc-mips16 to tmake_file.
10809 * config/mips/mips-protos.h (mips_call_type): New enum.
10810 (mips_pic_base_register, mips_got_load): Declare.
10811 (mips_restore_gp): Take an rtx argument.
10812 (mips_use_pic_fn_addr_reg_p): Declare.
10813 (mips_expand_call): Replace the sibcall_p argument with
10814 a mips_call_type argument. Add a lazy_p parameter.
10815 (mips_split_call): Declare.
10816 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10817 (MIPS16_PIC_TEMP): Likewise.
10818 (reg_class): Delete M16_NA_REGS.
10819 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10820 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10821 (mips_split_hi_p): Declare.
10822 * config/mips/mips.c (mips_split_hi_p): New array.
10823 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10824 (mips_got_symbol_type_p): New function.
10825 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10826 (mips16_stub_function_p): New function.
10827 (mips16_local_function_p): Likewise.
10828 (mips_use_pic_fn_addr_reg_p): Likewise.
10829 (mips_cannot_force_const_mem): Return false for HIGHs.
10830 Extend CONST_INT and symbolic handling to MIPS16, using
10831 mips_symbol_insns to check that the base symbol type is a
10832 legitimate constant. Reject GOT-based constants if
10833 TARGET_MIPS16_PCREL_LOADS.
10834 (mips_const_insns): Check targetm.cannot_force_const_mem when
10835 decomposing a symbolic base and a large offset.
10836 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10837 When calling a function that needs $25 from MIPS16 code,
10838 move the target address into $25 separately and add a USE
10840 (mips16_gp_pseudo_reg): Insert the initializer immediately
10841 before the first real insn.
10842 (mips_pic_base_register, mips_got_load): New functions.
10843 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10844 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10845 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10846 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10847 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10848 also passing NULL_RTX rather than const0_rtx as the aux argument.
10849 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10850 instead of TARGET_EXPLICIT_RELOCS.
10851 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10852 (mips_load_call_address): Replace the sibcall_p argument with
10853 a mips_call_type argument. Use mips_got_load.
10854 (mips16_local_alias): New structure.
10855 (mips16_local_aliases): New variable.
10856 (mips16_local_aliases_hash): New function.
10857 (mips16_local_aliases_eq): Likewise.
10858 (mips16_local_alias): Likewise.
10859 (mips16_stub_function): Likewise.
10860 (mips16_build_function_stub): Create a local alias for the target
10861 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10862 .cpload directive and an R_MIPS_NONE relocation for the target
10863 function, then load the alias rather than the function itself.
10864 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10865 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10866 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10867 (mips16_build_call_stub): Replace the FN parameter with an
10868 FN_PTR parameter. Force the address into a register if it
10869 isn't a call_insn_operand; don't rely on the caller to do this.
10870 If a call to a locally-defined and locally-binding MIPS16
10871 function must be made indirectly, redirect the call to the
10872 function's local alias. Use mips16_stub_function_p,
10873 mips16_stub_function, mips_expand_call and use_reg.
10874 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10875 Use explicit %hi and %lo accesses where possible.
10876 Use MIPS_CALL to generate the correct code form of a
10877 jal instruction. Add clobbers of $18 instead of uses.
10878 Update the call to mips_emit_call_insn.
10879 (mips_expand_call): Replace the SIBCALL_P argument with a
10880 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10881 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10882 allowing it to modify the call address. Update the calls to
10883 mips_load_call_address and mips_emit_call_insn.
10884 (mips_split_call): New function.
10885 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10886 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10887 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10888 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10889 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10891 (mips_cprestore_slot): New function.
10892 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10893 and use mips_cprestore_slot.
10894 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10896 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10897 then use a copygp_mips16 instruction to set up $28.
10898 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10899 (mips16_lay_out_constants): Call split_all_insns_noflow.
10900 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10901 false if TARGET_MIPS16.
10902 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10903 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10904 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10905 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10906 MIPS16 code. Allow MIPS16 o32 PIC.
10907 (mips_override_options): Allow MIPS16 o32 PIC.
10908 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10909 after reload if TARGET_USE_GOT.
10910 (UNSPEC_COPYGP): New constant.
10911 (length): Use a default length of 8 for MIPS16 GOT loads.
10912 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10913 (*got_page<mode>): Check mips_split_hi_p.
10914 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10915 (unspec_got<mode>, unspec_call<mode>): New expanders.
10916 (load_got<mode>, load_call<mode>): Remove the length attributes.
10917 Use a got attribute instead of a type attribute.
10918 (copygp_mips16): New insn.
10919 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10920 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10921 (sibcall, sibcall_value, call, call_value): Update the calls
10922 to mips_expand_call.
10923 (call_internal, call_value_internal): Use mips_split_call.
10924 (call_value_multiple_internal): Likewise.
10925 (call_split): Move after call_internal (the insn it is split from).
10926 (call_internal_direct, call_value_internal_direct): Turn into
10927 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10928 (call_direct_split, call_value_direct_split): New patterns.
10929 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10930 and use M16_REGS instead of M16_NA_REGS.
10931 * config/mips/predicates.md (const_call_insn_operand): Replace
10932 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10933 mips_use_pic_fn_addr_reg_p check.
10934 (move_operand): Reject HIGHs if mips_split_hi_p.
10935 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10936 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10937 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10938 * config/mips/libgcc-mips16.ver: New file.
10939 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10940 $(srcdir)/config/mips/libgcc-mips16.ver.
10942 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10944 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10946 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10947 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10948 (mips16_cfun_returns_in_fpr_p): Likewise.
10950 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10952 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10953 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10954 rather than 4 to PC.
10956 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10958 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10959 (FUNCTION_PROFILER): Save the static chain pointer into $2
10960 beforehand and restore it aftewards.
10961 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10962 address directly into $25 and call the function through $25;
10963 do not clobber $3. Pad the DImode version to cover the space
10964 left by the deleted $25 <- $3 move.
10965 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10966 the removal of the $25 <- $3 move.
10967 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10968 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10970 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10971 Daniel Jacobowitz <dan@codesourcery.com>
10973 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10974 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10975 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10976 * config/mips/mips.c (mips_start_function_definition): New function.
10977 (mips_end_function_definition): Likewise.
10978 (mips_output_function_prologue): Use mips_start_function_definition.
10979 (mips_output_function_epilogue): Use mips_end_function_definition.
10980 (build_mips16_function_stub): Use mips_start_function_definition
10981 and mips_end_function_definition.
10982 (build_mips16_call_stub): Likewise.
10984 2008-08-09 Richard Guenther <rguenther@suse.de>
10986 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10987 * gimple.h (gimple_call_fn): Adjust comment.
10988 (gimple_call_set_fndecl): New function.
10989 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10990 longer having bare FUNCTION_DECL operand.
10991 (gimple_call_return_type): Likewise.
10992 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10994 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10995 (gimple_mod_pow2): Likewise.
10996 (gimple_mod_subtract): Likewise.
10997 (gimple_ic): Likewise.
10998 (gimple_stringop_fixed_value): Likewise.
10999 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11000 longer having bare FUNCTION_DECL operand.
11001 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11002 * omp-low.c (optimize_omp_library_calls): Likewise.
11003 * cgraphunit.c (update_call_expr): Likewise.
11004 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11005 (execute_convert_to_rsqrt): Likewise.
11006 * cfgexpand.c (gimple_to_tree): Simplify.
11007 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11008 bare FUNCTION_DECL operand.
11009 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11010 (convert_gimple_call): Use gimple_call_fndecl.
11011 * c-common.c (c_warn_unused_result): Likewise.
11013 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11016 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11017 (c_finish_return): Likewise.
11018 (c_start_case): Likewise.
11019 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11020 * c-parser.c (c_parser_condition): New. Call
11021 verify_sequence_points.
11022 (c_parser_paren_condition): Call c_parser_condition.
11023 (c_parser_for_statement): Call c_parser_condition.
11025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11028 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11029 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11030 Moved from diagnostic.h
11031 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11033 (emit_diagnostic): New.
11034 (warning0, pedwarn0): Delete.
11035 (warning, warning_at, pedwarn, permerror): Return bool.
11036 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11037 Moved to diagnostic.c.
11038 (struct diagnostic_context): Use correct type for
11039 classify_diagnostic.
11040 (diagnostic_report_diagnostic): Update declaration.
11041 (emit_diagnostic): Declare.
11042 * errors.c (warning): Return bool.
11043 * errors.h (warning): Update declaration.
11044 * toplev.h (warning0, pedwarn0): Delete.
11045 (warning, warning_at, pedwarn, permerror): Return bool.
11046 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11047 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11048 inform. Update all calls.
11049 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11050 before giving informative note.
11051 (implicit_decl_warning): Likewise.
11052 * c-typeck.c (build_function_call): Likewise.
11053 * tree-sssa.c (warn_uninit): Likewise.
11054 * builtins.c (gimplify_va_arg_expr): Likewise.
11056 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11059 * doc/invoke.texi (-Wextra): Move warning from here...
11060 (-Wuninitialized): ... to here.
11062 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11065 * flags.h (set_Wunused): Delete
11066 * toplev.c (process_options): Handle Wunused flags here.
11067 * opts.c (maybe_warn_unused_parameter): Delete.
11068 (common_handle_option): Replace set_Wunused by warn_unused.
11069 (set_Wextra): Do not handle Wunused-parameter here.
11070 (set_Wunused): Delete.
11071 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11073 * common.opt (Wunused): Add Var and Init.
11074 (Wunused-function): Likewise.
11075 (Wunused-label): Likewise.
11076 (Wunused-parameter): Likewise.
11077 (Wunused-value): Likewise.
11078 (Wunused-variable): Likewise.
11080 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11082 * doc/invoke.texi: Add cpu_type power7.
11083 * config.in (HAVE_AS_VSX): New.
11084 * config.gcc: Add cpu_type power7.
11085 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11087 * configure: Regenerate.
11088 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11090 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11091 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11092 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11094 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11096 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11097 type to vectorize.builtin_conversion.
11098 (vectorizable_conversion): Likewise.
11099 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11100 integral type as input.
11101 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11103 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11104 and ALTIVEC_BUILTIN_VCTSXS.
11105 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11108 2008-08-08 Richard Guenther <rguenther@suse.de>
11110 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11111 (surely_varying_stmt_p): Calls are varying only if they are
11112 non-builtin and not indirect or have no result.
11113 (ccp_fold): Re-instantiate code before the tuples merge.
11115 2008-08-08 Richard Guenther <rguenther@suse.de>
11117 PR tree-optimization/37056
11118 * gimple.h (gimple_assign_rhs_class): New helper function.
11119 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11120 unary operations properly.
11122 2008-08-07 Jan Hubicka <jh@suse.cz>
11124 * i386.h (ix86_size_cost): Declare.
11125 (ix86_cur_cost): New function macro.
11126 * i386.md (peepholes expanding size and splitters): Predicate by
11127 optimize_insn_for_speed_p.
11128 (peepholes reduce size and splitters): Predicate by
11129 optimize_insn_for_size_p.
11130 * i386.c (ix86_size_cost): Rename from ...
11131 (size_cost): This one.
11132 (override_options): Update.
11133 (decide_alg): Likewise.
11134 (ix86_expand_clear): Use RTL profile.
11135 (ix86_pad_returns): Use RTL profile.
11137 2008-08-07 Jan Hubicka <jh@suse.cz>
11139 * recog.c (split_all_insns): Set RTL profile
11140 (peephole2_optimize): Likewise.
11141 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11142 * combine.c (combine_instructions): Likewise.
11144 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11146 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11148 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11150 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11151 value in a6 after the set_frame_ptr insn.
11153 2008-08-07 Richard Henderson <rth@redhat.com>
11156 * gcc.c (cpp_options): Pass along -g*.
11158 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11160 * config/arm/arm.c (output_move_neon): Update comment describing
11161 big-endian vector layout.
11162 (arm_assemble_integer): Do not handle big-endian NEON vectors
11164 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11165 neon_vget_lane<mode>_sext_internal,
11166 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11167 element indices for big-endian.
11169 2008-08-07 Richard Henderson <rth@redhat.com>
11171 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11172 * configure, config.in: Rebuild.
11173 * debug.h (dwarf2out_do_cfi_asm): Declare.
11174 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11175 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11176 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11177 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11179 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11181 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11182 movv2si_internal): Combine into mov<mode>_internal.
11183 (movv2si_internal_2): Remove.
11185 2008-08-07 Jan Hubicka <jh@suse.cz>
11188 * i386.md (single stringop patterns): Enable unconditionally.
11190 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11193 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11195 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11196 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11198 * config/i386/sse.md (sse2_movq128): New.
11200 * doc/extend.texi: Document __builtin_ia32_movq128.
11202 2008-08-07 Richard Guenther <rguenther@suse.de>
11204 PR middle-end/37042
11205 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11206 pointers can access anything.
11208 2008-08-06 Jan Hubicka <jh@suse.cz>
11210 * optabs.c (emit_unop_insn): Break out to ...
11211 (maybe_emit_unop_insn): ... this one.
11212 (expand_sfix_optab): Use maybe variant.
11213 * optabs.h (maybe_emit_unop_insn): Declare.
11215 * i386.md (mov0 patterns): Enable by default.
11216 (FP conversion expanders): Disable expansion of code expanding
11217 sequences when instruction should be optimized for size.
11218 (single strinop patterns): Enable when optimizing for size.
11219 (string expanders): Disable expanding of code expanding sequences
11220 when optimizning instruction for size.
11221 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11223 (ix86_fp_comparison_sahf_cost): Likewise.
11224 (ix86_expand_branch): Likewise.
11225 (ix86_expand_ashl_const): Likewise.
11226 (ix86_split_ashl): Likewise.
11227 (ix86_expand_strlen): Likewise.
11228 (ix86_emit_fp_unordered_jump): Likewie.
11230 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11232 * c-common.c: Fix typo.
11233 (c_common_reswords): Activate more C++ keyword warnings.
11235 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11237 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11240 * diagnostic.c (permerror_at): New.
11241 * toplev.h (permerror_at): Declare.
11243 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11244 Ira Rosen <irar@il.ibm.com>
11246 * tree-vect-transform.c (vect_model_simple_cost): Return
11247 immediately if stmt is pure SLP.
11248 (vect_model_store_cost): Ditto.
11249 (vect_model_load_cost): Ditto.
11250 (vectorizable_store): Remove PURE_SLP check before call
11251 to vect_model_store_cost.
11252 (vect_model_store_cost): When checking whether stmt describe
11253 strided access, add a check that it is not slp_node.
11255 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11258 * c-common.c (warn_for_sign_compare): New. Handle separately the
11259 case that 'constant' is zero.
11260 * c-typeck.c (build_binary_op): Move code to c-common.c
11262 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264 * config/alpha/alpha.c (alpha_preferred_reload_class,
11265 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11266 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11267 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11268 * config/arm/arm.md: Likewise.
11269 * config/avr/avr-protos.h (preferred_reload_class,
11270 test_hard_reg_class, avr_simplify_comparison_p,
11271 out_shift_with_cnt, class_max_nregs): Likewise.
11272 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11273 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11274 preferred_reload_class, test_hard_reg_class): Likewise.
11275 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11276 bfin_memory_move_cost, bfin_secondary_reload,
11277 bfin_output_mi_thunk): Likewise.
11278 * config/crx/crx.c (crx_secondary_reload_class,
11279 crx_memory_move_cost): Likewise.
11280 * config/frv/frv-protos.h (frv_secondary_reload_class,
11281 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11282 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11283 frv_secondary_reload_class, frv_class_likely_spilled_p,
11284 frv_class_max_nregs): Likewise.
11285 * config/h8300/h8300.c (h8300_classify_operand,
11286 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11288 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11289 * config/ia64/ia64.c (ia64_preferred_reload_class,
11290 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11291 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11292 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11294 * config/m68hc11/m68hc11.c (preferred_reload_class,
11295 m68hc11_memory_move_cost): Likewise.
11296 * config/mcore/mcore.c (mcore_secondary_reload_class,
11297 mcore_reload_class): Likewise.
11298 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11299 mips_class_max_nregs, mips_cannot_change_mode_class,
11300 mips_preferred_reload_class, mips_secondary_reload_class,
11301 mips_output_mi_thunk): Likewise.
11302 * config/mmix/mmix.c (mmix_preferred_reload_class,
11303 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11305 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11307 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11308 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11309 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11310 * config/rs6000/rs6000.c (paired_expand_vector_init,
11311 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11312 compare_section_name, rs6000_memory_move_cost): Likewise.
11313 * config/s390/s390.c (s390_emit_compare_and_swap,
11314 s390_preferred_reload_class, s390_secondary_reload,
11315 legitimize_pic_address, legitimize_tls_address,
11316 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11317 s390_class_max_nregs): Likewise.
11318 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11319 * config/s390/s390.md: Likewise.
11320 * config/score/score-protos.h (score_secondary_reload_class,
11321 score_preferred_reload_class): Likewise.
11322 * config/score/score.c (score_preferred_reload_class,
11323 score_secondary_reload_class): Likewise.
11324 * config/score/score3.c (score3_output_mi_thunk,
11325 score3_preferred_reload_class, score3_secondary_reload_class,
11326 score3_hard_regno_mode_ok): Likewise.
11327 * config/score/score3.h (score3_preferred_reload_class,
11328 score3_secondary_reload_class): Likewise.
11329 * config/score/score7.c (score7_output_mi_thunk,
11330 score7_preferred_reload_class, score7_secondary_reload_class,
11331 score7_hard_regno_mode_ok): Likewise.
11332 * config/score/score7.h (score7_preferred_reload_class,
11333 score7_secondary_reload_class): Likewise.
11334 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11335 output_branchy_insn, add_constant, gen_block_redirect,
11336 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11337 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11338 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11339 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11340 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11341 xstormy16_preferred_reload_class): Likewise.
11342 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11343 xtensa_expand_atomic, override_options,
11344 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11346 * reorg.c (try_merge_delay_insns): Likewise.
11347 * tree.c (merge_dllimport_decl_attributes): Likewise.
11349 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11351 2008-08-06 Michael Matz <matz@suse.de>
11353 * Makefile.in (write_entries_to_file): Quote words.
11354 * gengtype.c: (read_input_line): Skip over leading white-space.
11356 2008-08-06 Marc Gauthier <marc@tensilica.com>
11358 * config.gcc: Match more processor names for Xtensa.
11359 * configure.ac: Likewise.
11360 * doc/install.texi (Specific): Likewise.
11361 * configure: Regenerate.
11363 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11365 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11366 * calls.c (avoid_likely_spilled_reg): Likewise.
11367 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11368 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11369 * config/i386/i386.c (ix86_expand_special_args_builtin,
11370 ix86_secondary_reload): Likewise.
11371 * except.c (struct eh_region, gen_eh_region_catch,
11372 remove_unreachable_regions, duplicate_eh_regions,
11373 assign_filter_values, build_post_landing_pads,
11374 sjlj_find_directly_reachable_regions, remove_eh_handler,
11375 reachable_next_level, foreach_reachable_handler,
11376 can_throw_internal_1, can_throw_external_1,
11377 collect_one_action_chain): Likewise.
11378 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11379 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11380 * function.c (update_temp_slot_address, instantiate_new_reg,
11381 instantiate_virtual_regs_in_rtx,
11382 instantiate_virtual_regs_in_insn): Likewise.
11383 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11384 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11385 gimplify_cleanup_point_expr): Likewise.
11386 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11387 * passes.c (next_pass_1): Likewise.
11388 * print-tree.c (print_node_brief, print_node): Likewise.
11389 * profile.c (branch_prob): Likewise.
11390 * tree-dump.c (dump_register): Likewise.
11391 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11393 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11394 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11395 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11396 copy_arguments_for_versioning, copy_static_chain): Likewise.
11397 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11398 add_new_name_mapping, register_new_name_mapping): Likewise.
11399 * tree-mudflap.c (mf_xform_derefs): Likewise.
11400 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11401 get_init_expr, combine_chains): Likewise.
11402 * tree-pretty-print.c (dump_generic_node): Likewise.
11403 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11404 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11405 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11406 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11408 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11410 PR middle-end/37010
11411 * calls.c (expand_call): Use the biggest preferred stack
11414 2008-08-06 Michael Matz <matz@suse.de>
11417 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11418 for reused reload, instead of overwriting them.
11420 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11422 PR middle-end/37009
11423 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11424 for incoming stack boundary.
11426 * function.c (assign_parm_find_entry_rtl): Update
11427 parm_stack_boundary.
11429 * function.h (rtl_data): Add parm_stack_boundary.
11431 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11432 parm_stack_boundary for incoming stack boundary.
11434 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11436 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11437 for unrepresentable subregs or treat them as equal to other regs
11438 or subregs with the same register number.
11440 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11442 PR middle-end/35432
11443 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11446 2008-08-06 Jan Hubicka <jh@suse.cz>
11448 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11449 frequencies might be hot.
11451 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11453 * reload.c (find_reloads): Force constants into literal pool
11454 also if they are wrapped in a SUBREG.
11456 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11459 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11460 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11461 Don't allow predicated instructions for data speculation.
11462 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11465 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11467 * haifa-sched.c (extend_global): Split to extend_global_data and
11468 extend_region_data. Update all uses.
11469 (extend_all): Rename to extend_block_data.
11471 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11473 * sched-rgn.c (new_ready): Check if instruction can be
11474 speculatively scheduled before attempting speculation.
11475 (debug_rgn_dependencies): Remove wrongful assert.
11477 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11479 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11481 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11483 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11484 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11485 va_size, and type_size.
11487 2008-08-04 Jason Merrill <jason@redhat.com>
11490 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11491 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11493 2008-08-05 Richard Henderson <rth@redhat.com>
11495 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11496 * configure: Rebuild.
11498 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11501 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11502 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11505 2008-08-05 Richard Henderson <rth@redhat.com>
11507 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11508 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11509 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11510 * common.opt (fdwarf2-cfi-asm): New.
11511 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11512 * config.in, configure: Rebuild.
11513 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11514 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11516 (dw2_force_const_mem): Externalize.
11517 * dwarf2asm.h: Update.
11518 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11519 generate a real label.
11520 (output_cfi_directive): New.
11521 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11522 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11523 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11525 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11526 (output_loc_operands_raw, output_loc_sequence_raw): New.
11527 (output_cfa_loc_raw): New.
11529 2008-08-05 Paul Brook <paul@codesourcery.com>
11531 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11532 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11533 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11534 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11535 * config/arm/arm.h (TARGET_VFPD32): Define.
11536 (TARGET_VFP3): Use TARGET_VFPD32.
11537 (fputype): Add FPUTYPE_VFP3D16.
11538 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11539 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11540 * config/arm/arm-cores.def: Add cortex-r4f.
11541 * config/arm/arm-tune.md: Regenerate.
11543 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11545 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11546 Reword some comments throughout the file.
11548 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11549 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11550 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11551 MFC_MIN_DMA_LIST_ELEMENTS.
11552 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11553 MFC_MAX_DMA_LIST_ELEMENTS.
11555 (MFC_START_ENABLE): Remove PPU-only define.
11556 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11557 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11559 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11560 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11561 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11562 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11563 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11564 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11565 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11567 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11568 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11569 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11570 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11572 (spu_read_machine_status): Fix typo.
11574 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11576 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11577 SUBREG of multi-word hard register.
11578 * config/spu/spu.c (valid_subreg): Likewise.
11579 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11581 2008-08-04 Richard Guenther <rguenther@suse.de>
11583 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11584 the candidate with the stripped base if that base is different
11585 from the original base even for offset zero.
11587 2008-08-04 Richard Guenther <rguenther@suse.de>
11589 PR middle-end/36691
11590 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11591 check for no_overflow.
11593 2008-08-04 Richard Guenther <rguenther@suse.de>
11595 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11597 2008-08-04 Paul Brook <paul@codesourcery.com>
11599 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11600 (arm_order_regs_for_local_alloc): New function.
11601 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11603 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11605 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11608 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11609 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11610 (ix86_expand_epilogue): Likewise.
11612 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11614 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11617 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11619 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11620 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11621 (*movv2sf_internal_rex64): Ditto.
11623 2008-08-03 Jan Hubicka <jh@suse.cz>
11625 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11626 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11627 * expmed.c (expand_smod_pow2): Likewise.
11629 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11632 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11633 alternative 0 of operand 1.
11634 (*vec_concatv2di_rex64_sse): Ditto.
11635 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11637 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11638 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11639 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11640 (*movv2sf_internal_rex64): Ditto.
11642 2008-08-02 Richard Guenther <rguenther@suse.de>
11645 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11646 (ssedoublesizemode): New mode attribute.
11647 (sse_shufps): Call gen_sse_shufps_v4sf.
11648 (sse_shufps_1): Macroize.
11649 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11650 (sse2_shufpd_1): Macroize.
11651 (vec_extract_odd, vec_extract_even): New expanders.
11652 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11653 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11654 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11655 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11656 (ix86_expand_vector_set): Likewise.
11657 (ix86_expand_reduc_v4sf): Likewise.
11659 2008-08-01 Doug Kwan <dougkwan@google.com>
11661 * matrix-reorg.c: Re-enable all code.
11662 (struct malloc_call_data): Change CALL_STMT to gimple type.
11663 (collect_data_for_malloc_call): Tuplify.
11664 (struct access_site_info): Change STMT to gimple type.
11665 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11666 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11667 (struct free_info): Change STMT to gimple type.
11668 (struct matrix_access_phi_node): Change PHI to gimple type.
11669 (get_inner_of_cast_expr): Remove.
11670 (may_flatten_matrices_1): Tuplify.
11671 (may_flatten_matrices): Ditto.
11672 (mark_min_matrix_escape_level): Ditto.
11673 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11674 (ssa_accessed_in_call_rhs): New
11675 (ssa_accessed_in_assign_rhs): New
11676 (record_access_alloc_site_info): Tuplify.
11677 (add_allocation_site): Ditto.
11678 (analyze_matrix_allocation_site): Ditto.
11679 (analyze_transpose): Ditto.
11680 (get_index_from_offset): Ditto.
11681 (update_type_size): Ditto.
11682 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11683 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11684 (analyze_accesses_for_phi_node): Tuplify.
11685 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11686 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11687 (analyze_matrix_accesses): Tuplify.
11688 (check_var_data): New call-back type for check_var_notmodified_p.
11689 (check_var_notmodified_p): Tuplify and use call-back struct to
11690 return statement found.
11691 (can_calculate_expr_before_stmt): Factor out statement related code
11693 (can_calculate_stmt_before_stmt): New.
11694 (check_allocation_function): Tuplify.
11695 (find_sites_in_func): Ditto.
11696 (record_all_accesses_in_func): Ditto.
11697 (transform_access_sites): Ditto.
11698 (transform_allocation_sites): Ditto.
11699 (matrix_reorg): Re-enable.
11700 (gate_matrix_reorg): Re-enable.
11702 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11704 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11705 for labels for which it hasn't been set yet. If it has been set,
11706 stop walking insns and continue with next worklist item.
11707 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11708 if the only BARRIER is at the very end of a function.
11710 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11712 * cfgexpand.c (expand_stack_alignment): Assert that
11713 stack_realign_drap and drap_rtx must match.
11715 * function.c (instantiate_new_reg): If DRAP is used to realign
11716 stack, replace virtual_incoming_args_rtx with internal arg
11719 2008-08-01 Richard Guenther <rguenther@suse.de>
11721 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11722 loop information only if we initialized it.
11723 (execute_pre): Call fini_pre with in_fre.
11724 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11725 if we do not unroll because we hit max-completely-peeled-insns.
11726 Use our estimation for consistency, do allow shrinking.
11728 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11730 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11731 with MIN_STACK_BOUNDARY.
11732 (ix86_update_stack_boundary): Likewise.
11733 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11736 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11737 (MIN_STACK_BOUNDARY): This.
11739 2008-08-01 Richard Guenther <rguenther@suse.de>
11741 PR middle-end/36997
11742 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11744 2008-08-01 Richard Guenther <rguenther@suse.de>
11746 PR tree-optimization/36988
11747 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11748 do not matter if that doesn't change volatile qualification.
11750 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11752 * configure.ac: Do not generate libada-mk. Do not subst
11753 host_cc_for_libada.
11754 * libada-mk.in: Remove.
11755 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11756 * configure: Regenerate.
11758 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11760 * tree-pass.h: Added comment about not dumping passes with name
11761 starting with star in struct opt_pass.
11762 * passes.c (register_dump_files_1): Don't do dump for a pass with
11763 name starting with star.
11764 * doc/passes.texi (Pass manager): Mention pass names and special
11765 meaning of star prefix to avoid dump.
11767 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11769 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11771 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11772 (ISA_MIPS64R2): New macro.
11773 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11774 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11775 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11776 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11777 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11778 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11779 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11780 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11781 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11782 Move up to keep list alphabetically sorted.
11783 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11784 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11786 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11787 (-march=@var{arch}): Add mips64r2.
11789 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11791 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11793 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11795 * expr.c (expand_assignment): Check for complete type.
11797 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11800 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11802 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11803 for stack alignment.
11805 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11807 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11809 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11810 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11812 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11814 PR rtl-optimization/36419
11815 * dwarf2out.c (barrier_args_size): New variable.
11816 (compute_barrier_args_size, compute_barrier_args_size_1): New
11818 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11819 if not called yet in the current function, use barrier_args_size
11820 array to find the new args_size value.
11821 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11823 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11826 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11829 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11832 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11833 (dwarf2out_stack_adjust): Use it.
11834 (dwarf2out_frame_debug_expr): Likewise.
11836 2008-07-31 Richard Guenther <rguenther@suse.de>
11838 PR tree-optimization/36978
11839 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11840 the generated condition.
11842 2008-07-31 Richard Guenther <rguenther@suse.de>
11844 * passes.c (init_optimization_passes): Always call
11845 pass_early_warn_uninitialized.
11846 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11847 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11848 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11850 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11853 * builtins.c (maybe_emit_free_warning): New function.
11854 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11855 maybe_emit_free_warning for BUILT_IN_FREE.
11858 * dwarf2out.c (get_context_die): New function.
11859 (force_decl_die, force_type_die): Use it.
11860 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11861 returns NULL, force generation of DW_TAG_typedef and put that into
11864 PR preprocessor/36649
11865 * c-pch.c (c_common_read_pch): Save and restore
11866 line_table->trace_includes across PCH restore.
11868 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11871 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11873 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11876 * final.c (call_from_call_insn): Handle COND_EXEC.
11878 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11880 * builtins.c (std_gimplify_va_arg_expr): Replace
11881 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11882 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11884 2008-07-30 Joey Ye <joey.ye@intel.com>
11885 H.J. Lu <hongjiu.lu@intel.com>
11887 * builtins.c (expand_builtin_setjmp_receiver): Replace
11888 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11889 (expand_builtin_apply_args_1): Likewise.
11890 (expand_builtin_longjmp): Need DRAP for stack alignment.
11891 (expand_builtin_apply): Likewise.
11893 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11894 instead of assign_stack_local to allow alignment reduction.
11896 * calls.c (emit_call_1): Need DRAP for stack alignment if
11898 (expand_call): Replace virtual_incoming_args_rtx with
11899 crtl->args.internal_arg_pointer.
11900 * stmt.c (expand_nl_goto_receiver): Likewise.
11902 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11903 alignment and store to stack_alignment_estimated and
11904 max_used_stack_slot_alignment.
11905 (expand_one_var): Likewise.
11906 (expand_stack_alignment): New function.
11907 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11908 and stack_alignment_estimated fields in rtl_data. Call
11909 expand_stack_alignment at end.
11911 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11912 (MAX_STACK_ALIGNMENT): Likewise.
11913 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11914 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11916 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11917 stack alignment when generating virtual registers.
11919 * function.c (assign_stack_local): Renamed to ...
11920 (assign_stack_local_1): This. Add a parameter to indicate
11921 if it is OK to reduce alignment.
11922 (assign_stack_local): Use it.
11923 (instantiate_new_reg): Instantiate virtual incoming args rtx
11924 to vDRAP if stack realignment and DRAP is needed.
11925 (assign_parms): Collect parameter/return type alignment and
11926 contribute to stack_alignment_estimated.
11927 (locate_and_pad_parm): Likewise.
11928 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11929 with crtl->args.internal_arg_pointer.
11931 * function.h (rtl_data): Add new field drap_reg,
11932 max_used_stack_slot_alignment, stack_alignment_estimated,
11933 stack_realign_needed, need_drap, stack_realign_processed and
11934 stack_realign_finalized.
11935 (stack_realign_fp): New macro.
11936 (stack_realign_drap): Likewise.
11938 * global.c (compute_regsets): Frame pointer is needed when
11939 stack is realigned. Can eliminate frame pointer when stack is
11940 realigned and dynamic realigned argument pointer isn't used.
11942 * reload1.c (update_eliminables): Frame pointer is needed
11943 when stack is realigned.
11944 (init_elim_table): Can eliminate frame pointer when stack is
11945 realigned and dynamic realigned argument pointer isn't used.
11947 * rtl.h (assign_stack_local_1): Declare new funtion.
11949 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11950 (TARGET_GET_DRAP_RTX): Likewise.
11951 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11952 TARGET_GET_DRAP_RTX.
11954 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11956 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11957 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11959 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11960 H.J. Lu <hongjiu.lu@intel.com>
11962 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11963 vdrap_reg, stack_realign and drap_reg_saved.
11964 (add_cfi): Don't allow redefining CFA when DRAP is used.
11965 (reg_save): Handle stack alignment.
11966 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11967 alignment. Don't generate DWARF information for (set fp sp)
11969 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11971 (int_loc_descriptor): Move prototype forward. Also define if
11972 DWARF2_UNWIND_INFO is true.
11973 (output_cfa_loc): Handle DW_CFA_expression.
11974 (build_cfa_aligned_loc): New.
11975 (based_loc_descr): Update assert for stack realign. For local
11976 variables, use sp+offset when stack is aligned without drap and
11977 fp+offset when stack is aligned with drap. For arguments, use
11978 cfa+offset when drap is used to align stack.
11980 2008-07-30 Joey Ye <joey.ye@intel.com>
11981 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11985 (ix86_gen_andsp): New.
11986 (ix86_user_incoming_stack_boundary): Likewise.
11987 (ix86_default_incoming_stack_boundary): Likewise.
11988 (ix86_incoming_stack_boundary): Likewise.
11989 (ix86_can_eliminate): Likewise.
11990 (find_drap_reg): Likewise.
11991 (ix86_update_stack_boundary): Likewise.
11992 (ix86_get_drap_rtx): Likewise.
11993 (ix86_finalize_stack_realign_flags): Likewise.
11994 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11995 (TARGET_GET_DRAP_RTX): Likewise.
11996 (override_options): Overide option value for new options.
11997 (ix86_function_ok_for_sibcall): Remove check for
11998 force_align_arg_pointer.
11999 (ix86_handle_cconv_attribute): Likewise.
12000 (ix86_function_regparm): Likewise.
12001 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12002 (ix86_va_start): Replace virtual_incoming_args_rtx with
12003 crtl->args.internal_arg_pointer.
12004 (ix86_select_alt_pic_regnum): Check DRAP register.
12005 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12006 (ix86_compute_frame_layout): Compute frame layout wrt stack
12008 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12009 (ix86_expand_prologue): Decide if stack realignment is needed
12010 and generate prologue code accordingly.
12011 (ix86_expand_epilogue): Generate epilogue code wrt stack
12012 realignment is really needed or not.
12014 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12015 (ABI_STACK_BOUNDARY): Likewise.
12016 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12017 (STACK_REALIGN_DEFAULT): Likewise.
12018 (INCOMING_STACK_BOUNDARY): Likewise.
12019 (MAX_STACK_ALIGNMENT): Likewise.
12020 (ix86_incoming_stack_boundary): Likewise.
12021 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12022 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12023 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12024 (machine_function): Remove force_align_arg_pointer.
12026 * config/i386/i386.md (BX_REG): New.
12027 (R13_REG): Likewise.
12029 * config/i386/i386.opt (mforce_drap): New.
12030 (mincoming-stack-boundary): Likewise.
12031 (mstackrealign): Add Init(-1).
12033 * config/i386/i386-protos.h (ix86_can_eliminate): New
12035 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12037 * doc/extend.texi: Update force_align_arg_pointer.
12039 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12042 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12043 (INCOMING_STACK_BOUNDARY): Likewise.
12044 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12045 (TARGET_GET_DRAP_RTX): Likewise.
12047 2008-07-30 Andreas Schwab <schwab@suse.de>
12049 PR rtl-optimization/36929
12050 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12051 add_insn_before and fix argument order.
12052 (replace_inc_dec_mem): Handle NULL rtx.
12054 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12056 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12058 (arm_compute_initial_elimination_offset): Use it.
12059 (arm_compute_save_reg_mask): Include static chain save slot when
12060 calculating alignment.
12061 (arm_get_frame_offsets): Ditto.
12062 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12063 that we can use to decrement the stack when the stack decrement
12064 could be too big for an immediate value in a single insn.
12065 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12067 2008-07-30 Richard Guenther <rguenther@suse.de>
12069 PR tree-optimization/36967
12070 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12071 Release defs of statements we remove.
12073 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12075 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12076 instead of NULL_RTVEC.
12078 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12082 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12085 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12087 * final.c (call_from_call_insn): New.
12088 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12090 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12092 * configure.ac: Substitute ADA_CFLAGS.
12093 * configure: Regenerate.
12094 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12095 * Makefile.in: Remove mention of X_* variables.
12096 * config/pa/x-ada-hpux10: Remove.
12097 * config/pa/x-ada: Remove.
12099 * doc/fragments.texi: Update.
12101 2008-07-30 Olivier Hainque <hainque@adacore.com>
12103 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12104 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12105 __dso_handle explicitly here.
12107 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12110 * c-typeck.c (build_binary_op): Encapsulate code into...
12111 * c-common.c (shorten_binary_op): ...this new function.
12112 (conversion_warning): Use the new function. Handle non-negative
12113 constant in bitwise-and.
12114 * c-common.h (shorten_binary_op): Declare.
12116 2008-07-30 Olivier Hainque <hainque@adacore.com>
12118 * scan.c (make_sstring_space): Add explicit conversions of
12119 allocator's return value.
12120 * fix-header.c (recognized_function): Likewise.
12122 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12124 * doc/cpp.texi: Update to GFDL 1.2.
12125 * doc/gcc.texi: Do not list GPL as Invariant Section.
12126 * doc/gccint.texi: Likewise. Update copyright years.
12127 * doc/install.texi: Update copyright years.
12129 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12132 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12133 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12135 2008-07-29 Jan Hubicka <jh@suse.cz>
12137 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12138 (grokdeclarator): Likewise.
12139 * langhooks.c (lhd_warn_unused_global_decl): Use
12140 DECL_DECLARED_INLINE_P.
12141 * print-tree.c (print_node): Remove DECL_INLINE check.
12143 2008-07-29 Richard Guenther <rguenther@suse.de>
12145 PR tree-optimization/36945
12146 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12147 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12148 Record invariant addresses un-decomposed.
12149 (copy_reference_ops_from_call): Record reference call
12150 arguments properly. Simplify.
12151 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12152 helper split out from ...
12153 (create_component_ref_by_pieces): ... here. Simplify.
12154 Prepare for recursive invocation for call arguments.
12155 (create_expression_by_pieces): Adjust call to
12156 create_component_ref_by_pieces.
12157 (compute_avail): Process operand 2 of reference ops.
12159 2008-07-29 Richard Guenther <rguenther@suse.de>
12161 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12163 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12165 * c-format.c (check_format_types): Revert unwanted checkin.
12167 2008-07-29 Jan Hubicka <jh@suse.cz>
12169 * flags.h (flag_really_no_inline): Remove.
12170 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12171 * toplev.c (flag_really_no_inline): Remove.
12172 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12173 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12174 (cgraph_decide_inlining_incrementally): Likewise.
12175 (compute_inline_parameters): Likewise.
12176 * opts.c (decode_options): Simplify.
12177 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12178 * common.opt (finline): Initialize to 1.
12179 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12181 2008-07-29 Jan Hubicka <jh@suse.cz>
12183 * predict.c (always_optimize_for_size_p): New function.
12184 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12185 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12186 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12188 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12189 * function.c (prepare_function_start): Set default profile.
12190 * function.h (rtl_data): Add maybe_hot_insn_p.
12191 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12192 (construct_exit_block): Likewise.
12193 (tree_expand_cfg): Likewise.
12195 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12196 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12197 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12198 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12201 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12204 * c-decl.c (merge_decls): Merge USED flags.
12206 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12208 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12209 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12210 next_stack, lab_false and lab_over trees.
12212 2008-07-28 Richard Guenther <rguenther@suse.de>
12214 PR tree-optimization/36957
12215 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12216 (useless_type_conversion_p): Remove.
12217 (types_compatible_p): Remove.
12218 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12219 (useless_type_conversion_p): Declare.
12220 (types_compatible_p): Declare.
12221 (gimple_expr_type): Return the base type only if it is
12222 trivially convertible to the subtype.
12224 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12226 * configure.ac: Use the m4_do macro to concatenate the warnings into
12227 one string in ACX_PROG_CC_WARNING_OPTS,
12228 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12229 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12230 * configure: Regenerate.
12232 2008-07-28 Richard Guenther <rguenther@suse.de>
12234 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12235 (insert_fake_stores): Remove.
12236 (realify_fake_stores): Likewise.
12237 (execute_pre): Remove dead code.
12238 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12239 (find_func_aliases): Deal with it here instead.
12240 Re-enable gcc_unreachable call.
12242 2008-07-28 Richard Guenther <rguenther@suse.de>
12244 Merge from gimple-tuples-branch.
12246 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12247 * gimple.def: New file.
12248 * gsstruct.def: Likewise.
12249 * gimple-iterator.c: Likewise.
12250 * gimple-pretty-print.c: Likewise.
12251 * tree-gimple.c: Removed. Merged into ...
12252 * gimple.c: ... here. New file.
12253 * tree-gimple.h: Removed. Merged into ...
12254 * gimple.h: ... here. New file.
12256 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12257 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12258 --enable-checking=gimple flag.
12259 * config.in: Likewise.
12260 * configure: Regenerated.
12262 * tree-ssa-operands.h: Tuplified.
12263 * tree-vrp.c: Likewise.
12264 * tree-loop-linear.c: Likewise.
12265 * tree-into-ssa.c: Likewise.
12266 * tree-ssa-loop-im.c: Likewise.
12267 * tree-dump.c: Likewise.
12268 * tree-complex.c: Likewise.
12269 * cgraphbuild.c: Likewise.
12270 * tree-ssa-threadupdate.c: Likewise.
12271 * tree-ssa-loop-niter.c: Likewise.
12272 * tree-pretty-print.c: Likewise.
12273 * tracer.c: Likewise.
12274 * gengtype.c: Likewise.
12275 * tree-loop-distribution.c: Likewise.
12276 * tree-ssa-loop-unswitch.c: Likewise.
12277 * cgraph.c: Likewise.
12278 * cgraph.h: Likewise.
12279 * tree-ssa-loop-manip.c: Likewise.
12280 * value-prof.c: Likewise.
12281 * tree-ssa-loop-ch.c: Likewise.
12282 * tree-tailcall.c: Likewise.
12283 * value-prof.h: Likewise.
12284 * tree.c: Likewise.
12285 * tree.h: Likewise.
12286 * tree-pass.h: Likewise.
12287 * ipa-cp.c: Likewise.
12288 * tree-scalar-evolution.c: Likewise.
12289 * tree-scalar-evolution.h: Likewise.
12290 * target.h: Likewise.
12291 * lambda-mat.c: Likewise.
12292 * tree-phinodes.c: Likewise.
12293 * diagnostic.h: Likewise.
12294 * builtins.c: Likewise.
12295 * tree-ssa-alias-warnings.c: Likewise.
12296 * cfghooks.c: Likewise.
12297 * fold-const.c: Likewise.
12298 * cfghooks.h: Likewise.
12299 * omp-low.c: Likewise.
12300 * tree-ssa-dse.c: Likewise.
12301 * ipa-reference.c: Likewise.
12302 * tree-ssa-uncprop.c: Likewise.
12303 * toplev.c: Likewise.
12304 * tree-gimple.c: Likewise.
12305 * tree-gimple.h: Likewise.
12306 * tree-chrec.c: Likewise.
12307 * tree-chrec.h: Likewise.
12308 * tree-ssa-sccvn.c: Likewise.
12309 * tree-ssa-sccvn.h: Likewise.
12310 * cgraphunit.c: Likewise.
12311 * tree-ssa-copyrename.c: Likewise.
12312 * tree-ssa-ccp.c: Likewise.
12313 * tree-ssa-loop-ivopts.c: Likewise.
12314 * tree-nomudflap.c: Likewise.
12315 * tree-call-cdce.c: Likewise.
12316 * ipa-pure-const.c: Likewise.
12317 * c-format.c: Likewise.
12318 * tree-stdarg.c: Likewise.
12319 * tree-ssa-math-opts.c: Likewise.
12320 * tree-ssa-dom.c: Likewise.
12321 * tree-nrv.c: Likewise.
12322 * tree-ssa-propagate.c: Likewise.
12323 * ipa-utils.c: Likewise.
12324 * tree-ssa-propagate.h: Likewise.
12325 * tree-ssa-alias.c: Likewise.
12326 * gimple-low.c: Likewise.
12327 * tree-ssa-sink.c: Likewise.
12328 * ipa-inline.c: Likewise.
12329 * c-semantics.c: Likewise.
12330 * dwarf2out.c: Likewise.
12331 * expr.c: Likewise.
12332 * tree-ssa-loop-ivcanon.c: Likewise.
12333 * predict.c: Likewise.
12334 * tree-ssa-loop.c: Likewise.
12335 * tree-parloops.c: Likewise.
12336 * tree-ssa-address.c: Likewise.
12337 * tree-ssa-ifcombine.c: Likewise.
12338 * matrix-reorg.c: Likewise.
12339 * c-decl.c: Likewise.
12340 * tree-eh.c: Likewise.
12341 * c-pretty-print.c: Likewise.
12342 * lambda-trans.c: Likewise.
12343 * function.c: Likewise.
12344 * langhooks.c: Likewise.
12345 * ebitmap.h: Likewise.
12346 * tree-vectorizer.c: Likewise.
12347 * function.h: Likewise.
12348 * langhooks.h: Likewise.
12349 * tree-vectorizer.h: Likewise.
12350 * ipa-type-escape.c: Likewise.
12351 * ipa-type-escape.h: Likewise.
12352 * domwalk.c: Likewise.
12353 * tree-if-conv.c: Likewise.
12354 * profile.c: Likewise.
12355 * domwalk.h: Likewise.
12356 * tree-data-ref.c: Likewise.
12357 * tree-data-ref.h: Likewise.
12358 * tree-flow-inline.h: Likewise.
12359 * tree-affine.c: Likewise.
12360 * tree-vect-analyze.c: Likewise.
12361 * c-typeck.c: Likewise.
12362 * gimplify.c: Likewise.
12363 * coretypes.h: Likewise.
12364 * tree-ssa-phiopt.c: Likewise.
12365 * calls.c: Likewise.
12366 * tree-ssa-coalesce.c: Likewise.
12367 * tree.def: Likewise.
12368 * tree-dfa.c: Likewise.
12369 * except.c: Likewise.
12370 * except.h: Likewise.
12371 * cfgexpand.c: Likewise.
12372 * tree-cfgcleanup.c: Likewise.
12373 * tree-ssa-pre.c: Likewise.
12374 * tree-ssa-live.c: Likewise.
12375 * tree-sra.c: Likewise.
12376 * tree-ssa-live.h: Likewise.
12377 * tree-predcom.c: Likewise.
12378 * lambda.h: Likewise.
12379 * tree-mudflap.c: Likewise.
12380 * ipa-prop.c: Likewise.
12381 * print-tree.c: Likewise.
12382 * tree-ssa-copy.c: Likewise.
12383 * ipa-prop.h: Likewise.
12384 * tree-ssa-forwprop.c: Likewise.
12385 * ggc-page.c: Likewise.
12386 * c-omp.c: Likewise.
12387 * tree-ssa-dce.c: Likewise.
12388 * tree-vect-patterns.c: Likewise.
12389 * tree-ssa-ter.c: Likewise.
12390 * tree-nested.c: Likewise.
12391 * tree-ssa.c: Likewise.
12392 * lambda-code.c: Likewise.
12393 * tree-ssa-loop-prefetch.c: Likewise.
12394 * tree-inline.c: Likewise.
12395 * tree-inline.h: Likewise.
12396 * tree-iterator.c: Likewise.
12397 * tree-optimize.c: Likewise.
12398 * tree-ssa-phiprop.c: Likewise.
12399 * tree-vect-transform.c: Likewise.
12400 * tree-object-size.c: Likewise.
12401 * tree-outof-ssa.c: Likewise.
12402 * cfgloop.c: Likewise.
12403 * system.h: Likewise.
12404 * tree-profile.c: Likewise.
12405 * cfgloop.h: Likewise.
12406 * c-gimplify.c: Likewise.
12407 * c-common.c: Likewise.
12408 * tree-vect-generic.c: Likewise.
12409 * tree-flow.h: Likewise.
12410 * c-common.h: Likewise.
12411 * basic-block.h: Likewise.
12412 * tree-ssa-structalias.c: Likewise.
12413 * tree-switch-conversion.c: Likewise.
12414 * tree-ssa-structalias.h: Likewise.
12415 * tree-cfg.c: Likewise.
12416 * passes.c: Likewise.
12417 * ipa-struct-reorg.c: Likewise.
12418 * ipa-struct-reorg.h: Likewise.
12419 * tree-ssa-reassoc.c: Likewise.
12420 * cfgrtl.c: Likewise.
12421 * varpool.c: Likewise.
12422 * stmt.c: Likewise.
12423 * tree-ssanames.c: Likewise.
12424 * tree-ssa-threadedge.c: Likewise.
12425 * langhooks-def.h: Likewise.
12426 * tree-ssa-operands.c: Likewise.
12427 * config/alpha/alpha.c: Likewise.
12428 * config/frv/frv.c: Likewise.
12429 * config/s390/s390.c: Likewise.
12430 * config/m32c/m32c.c: Likewise.
12431 * config/m32c/m32c-protos.h: Likewise.
12432 * config/spu/spu.c: Likewise.
12433 * config/sparc/sparc.c: Likewise.
12434 * config/i386/i386.c: Likewise.
12435 * config/sh/sh.c: Likewise.
12436 * config/xtensa/xtensa.c: Likewise.
12437 * config/stormy16/stormy16.c: Likewise.
12438 * config/ia64/ia64.c: Likewise.
12439 * config/rs6000/rs6000.c: Likewise.
12440 * config/pa/pa.c: Likewise.
12441 * config/mips/mips.c: Likewise.
12443 2008-07-28 Simon Baldwin <simonb@google.com>
12445 * c-pragma.c (handle_pragma_message): New function.
12446 (init_pragma): Register handle_pragma_message.
12447 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12450 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12452 PR tree-optimization/35252
12453 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12454 REALPART_EXPR to be considered as same load operation.
12456 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12458 PR tree-optimization/36830
12459 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12460 (expressions_equal_p): Return false if only one operand is null.
12462 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12464 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12465 version requirements.
12467 2008-07-26 Olivier Hainque <hainque@adacore.com>
12469 * collect2.c (symkind): New enum. Symbol kinds we care about.
12470 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12471 code and head comment accordingly.
12472 (scan_prog_file): Use symkind names instead of bare integers.
12474 2008-07-25 Jan Hubicka <jh@suse.cz>
12476 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12478 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12479 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12480 * dojump.c (clear_pending_stack_adjust): Likewise.
12481 * print-tree.c (print_node): Ignore DECL_INLINE.
12482 * tree-inline.c (inlinable_function_p): Likewise.
12484 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12486 * doc/extend.texi (hot attribute): Document that the hot attribute
12487 turns on -O3 for some ports.
12488 (cold attribute): Document that the cold attribute turns on -Os
12491 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12492 reflect function specific option support.
12494 * target.h (struct target_option_hooks): Add fields to say whether
12495 the cold attribute implies -Os and the hot attribute implies -O3.
12497 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12498 By default, do not turn on -Os for cold functions.
12499 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12500 not turn on -O3 for hot functions.
12502 * c-common.c (handle_hot_attribute): Use target hook to determine
12503 if hot functions should enable -O3.
12504 (handle_cold_attribute): Use target hook to determine if cold
12505 functions should enable -Os.
12507 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12508 (override_options): Move disable scheduling to
12509 optimization_options.
12510 (optimization_options): Disable scheduling here, not
12512 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12513 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12515 * config/ia64/ia64.c (ia64_override_options): Move setting
12516 scheduling flags to ia64_optimization_options.
12517 (ia64_optimization_options): Disable scheduling options here, and
12518 not in ia64_override_options.
12519 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12520 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12522 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12525 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12527 2008-07-25 Martin Jambor <mjambor@suse.cz>
12529 PR tree-optimization/36926
12530 * ipa-prop.c (ipa_analyze_call_uses): Call
12531 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12533 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12535 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12536 movv2si_internal): Add mem = reg alternative.
12538 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12541 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12542 DEFAULT_PCC_STRUCT_RETURN to 127.
12544 2008-07-24 Jan Hubicka <jh@suse.cz>
12546 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12547 (build_cgraph_edges): Likewise.
12548 * cgraph.c (cgraph_node): Do not update assembler hash.
12549 (cgraph_remove_node): Drop non-unit-at-a-time code.
12550 * tree-pass.h (pass_O0_always_inline): Remove.
12551 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12552 * toplev.c (process_options): Flag unit-at-a-time does not imply
12553 no section anchors.
12554 * cgraphunit.c: Update comments.
12555 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12556 (cgraph_assemble_pending_functions): Remove.
12557 (cgraph_reset_node): Drop non-unit-at-a-time code.
12558 (cgraph_finalize_function): Likewise.
12559 (cgraph_analyze_function): Likewise.
12560 (cgraph_finalize_compilation_unit): Likewise.
12561 (cgraph_expand_function): Likewise.
12562 (cgraph_optimize): Likesise.
12563 (save_inline_function_body): Likewise.
12564 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12565 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12566 * ipa-inline.c: Update comments.
12567 (enum inlining_mode): remove INLINE_SPEED.
12568 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12569 (cgraph_mark_inline_edge): Likewise.
12570 (try_inline): Likewise.
12571 (cgraph_decide_inlining_incrementally): Likewise.
12572 (cgraph_gate_inlining): Remove.
12573 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12574 (cgraph_gate_early_inlining): Likewise.
12575 (gate_inline_passes): Remove.
12576 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12577 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12578 pass_O0_always_inline): Remove.
12579 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12580 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12581 * opts.c (no_unit_at_a_time_default): Remove.
12582 (decode_options): Remove flag_unit_at_a_time reset and warning.
12583 * opts.h (no_unit_at_a_time_default): Remove.
12584 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12585 early in GNU dialect.
12586 (merge_decls): Update comment; drop unit-at-a-time check.
12587 (finish_decl): Likewise.
12588 (grok_declaration): Remove flag_inline_trees code.
12589 (finish_functions): Return on function returning non-void on all
12591 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12592 * cfgexpand.c (expand_one_static_var): Remove.
12593 (expand_one_var): Remove expand_one_static_var call.
12594 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12595 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12596 and flag_unit_at_a-time compatibility checks.
12597 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12598 * tree-inline.c (flag_inline_trees): Remove.
12599 (inlinable_function_p): Don't check it.
12600 (expand_call_inline): Remove non-unit-at-a-time code.
12601 * tree-inline.h (flag_inline_trees): Remove.
12602 * tree-optimize.c (execute_early_local_optimizations): Remove
12603 unit-at-a-time checks.
12604 (tree_rest_of_compilation): Likewise.
12605 * combine.c (setup_incoming_promotions): Likewise.
12606 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12607 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12608 * passes.c (pass_inline_parameters): Update comments; remove
12609 O0_alwaysinline pass.
12610 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12611 (execute_one_pass): Likewise.
12612 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12613 (ix86_function_sseregparm): Likewise.
12614 * arm.c (arm_function_in_section_p): Likewise.
12615 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12616 * varpool.c: Update comments.
12617 (decide_is_variable_needed): Remove unit-at-a-time checks.
12618 (varpool_finalize_decl): Likewise.
12620 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12622 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12623 to 2 instead of -1.
12624 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12626 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12628 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12629 imp symbol extension.
12631 2008-07-23 Ian Lance Taylor <iant@google.com>
12633 * tree-vrp.c (infer_value_range): Ignore asm statements when
12634 looking for memory accesses for -fdelete-null-pointer-checks.
12636 2008-07-24 Ben Elliston <bje@au.ibm.com>
12638 * config/spu/spu-c.c (__vector_keyword): New variable.
12639 (vector_keyword): Likewise.
12640 (spu_categorize_keyword): New function.
12641 (spu_macro_to_expand): Likewise.
12642 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12643 compiling an ISO C dialect.
12645 2008-07-24 Ben Elliston <bje@au.ibm.com>
12647 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12648 conventional usage.
12650 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12652 * configure: Regenerate.
12653 * configure.ac: Require texinfo 4.7.
12654 * doc/install.texi: Document texinfo 4.7 requirement.
12656 2008-07-23 Martin Jambor <mjambor@suse.cz>
12658 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12659 rather than for DECL_SAVED_TREE.
12660 * ipa-prop.c: Include diagnostic.h.
12661 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12663 (ipa_detect_param_modifications): Function rewritten from scratch.
12664 (ipa_compute_jump_functions): Changed accesses to modification flags.
12665 (ipa_free_node_params_substructures): Update flags destruction.
12666 (ipa_node_duplication_hook): Update flags duplication.
12667 (ipa_print_all_params_modified): Updated flag access.
12668 * ipa-prop.h (struct ipa_param_flags): New structure.
12669 (struct ipa_node_params): New field modification_analysis_done,
12670 modified_flags changed into param_flags.
12671 (ipa_is_ith_param_modified): Changed to use new flags.
12672 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12674 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12675 ipa-cp.c and split into two functions.
12676 (ipa_print_node_jump_functions): New function.
12677 (compute_scalar_jump_functions): New function.
12678 (type_like_member_ptr_p): New function.
12679 (compute_pass_through_member_ptrs): New function.
12680 (fill_member_ptr_cst_jump_function): New function.
12681 (determine_cst_member_ptr): New function.
12682 (compute_cst_member_ptr_arguments): New function.
12683 (ipa_compute_jump_functions): Complete rewrite.
12684 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12685 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12686 (struct ipa_member_ptr_cst): New structure.
12687 (union jump_func_value): New field member_cst.
12688 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12689 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12690 jump function types.
12691 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12692 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12693 instead of ipcp_print_all_jump_functions.
12694 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12695 only for replacable scalars.
12697 * doc/invoke.texi (Optimize options): Add description of
12698 -findirect-inlining.
12699 * common.opt (flag_indirect_inlining): New flag.
12700 * opts.c (decode_options): Set flag_indirect_inlining when
12703 * ipa-inline.c: Include ipa-prop.h.
12704 (inline_indirect_intraprocedural_analysis): New function.
12705 (inline_generate_summary): Allocate parameter and argument info
12706 structures, call inline_indirect_intraprocedural_analysis on each
12707 node when doing indirect inlining and deallocate indirect inlining
12708 data structures in the end.
12709 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12710 (free_all_ipa_structures_after_iinln): New function.
12711 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12713 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12715 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12716 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12717 of computing the frequency separately.
12718 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12719 of computing the frequency separately.
12720 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12721 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12722 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12723 (ipa_get_stmt_member_ptr_load_param): New function.
12724 (ipa_is_ssa_with_stmt_def): New function.
12725 (ipa_note_param_call): New function.
12726 (ipa_analyze_call_uses): New function.
12727 (ipa_analyze_stmt_uses): New function.
12728 (ipa_analyze_params_uses): New function.
12729 (ipa_free_node_params_substructures): Also free the param_calls linked
12731 (ipa_node_duplication_hook): Also duplicate the param_calls
12733 (ipa_print_node_param_flags): New function.
12734 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12735 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12736 * ipa-prop.h (struct ipa_param_flags): New field called.
12737 (struct ipa_param_call_note): New structure.
12738 (struct ipa_node_params): New fields param_calls and
12739 uses_analysis_done.
12740 (ipa_is_ith_param_called): New function.
12741 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12742 ipa_analyze_params_uses and dump parameter flags.
12744 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12745 ipa_propagate_indirect_call_infos if performing indirect inlining,
12746 pass a new parameter new_edges to it.
12747 (add_new_edges_to_heap): New fucntion.
12748 (cgraph_decide_inlining_of_small_functions): New vector
12749 new_indirect_edges for newly found indirect edges , call
12750 ipa_propagate_indirect_call_infos after inlining.
12751 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12752 inlining if performing indirect inlining. Call
12753 free_all_ipa_structures_after_iinln when doing so too.
12754 (inline_generate_summary): Do not call
12755 free_all_ipa_structures_after_iinln here.
12756 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12757 (print_edge_addition_message): New function.
12758 (update_call_notes_after_inlining): New function.
12759 (propagate_info_to_inlined_callees): New function.
12760 (ipa_propagate_indirect_call_infos): New function.
12761 * ipa-prop.h: Include cgraph.h
12762 (struct ipa_param_call_note): Fields reordered, new field processed.
12763 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12764 flag indirect_call.
12765 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12766 rediscovered call statements.
12767 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12768 (dump_cgraph_node): Dump also the indirect_call flag.
12769 (cgraph_clone_edge): Copy also the indirect_call flag.
12770 * tree-inline.c (copy_bb): Do not check for fndecls from call
12771 expressions, check for edge availability when moving clones.
12772 (get_indirect_callee_fndecl): New function.
12773 (expand_call_inline): If callee declaration is not apprent from
12774 the statement, try calling get_indirect_callee_fndecl. Do not
12775 issue warnings or call sorry when not inlinings an indirect edge.
12776 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12778 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12779 bit more frandly to matching.
12780 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12781 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12782 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12784 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12787 * opth-gen.awk: Suppress function specific features when building
12789 * optc-gen.awk: Ditto.
12791 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12794 * diagnostic.c (pedwarn): Add opt parameter.
12796 * c-tree.h (pedwarn_init): Add opt parameter.
12797 (pedwarn_c90): Likewise.
12798 (pedwarn_c99): Likewise.
12799 * c-errors.c (pedwarn_c99): Likewise.
12800 (pedwarn_c90): Likewise.
12801 * toplev.h (pedwarn): Update declaration.
12802 (pedwarn0): Declare.
12803 * c-lex.c: All calls to pedwarn changed.
12804 * builtins.c: All calls to pedwarn changed.
12805 * toplev.c: All calls to pedwarn changed.
12806 * c-decl.c: All calls to pedwarn changed.
12807 * c-typeck.c: All calls to pedwarn changed.
12808 * c-common.c: All calls to pedwarn changed.
12809 * c-parser.c: All calls to pedwarn changed.
12811 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12812 Karthik Kumar <karthikkumar@gmail.com>
12814 * attribs.c (file scope): Include c-common.h.
12815 (decl_attributes): Add support for #pragma GCC optimize and
12816 #pragma GCC option.
12818 * targhooks.c (default_can_inline_p): New function that is the
12819 default for the TARGET_CAN_INLINE_P target hook.
12821 * targhooks.h (default_can_inline_p): Add declaration.
12823 * tree.c (cl_optimization_node): New static tree for building
12824 OPTIMIZATION_NODE tree.
12825 (cl_target_option_node): New static tree for building
12826 TARGET_OPTION_NODE tree.
12827 (cl_option_hash_table): New hash table for hashing
12828 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12829 (cl_option_hash_hash): New function to provide the hash value for
12830 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12831 (cl_option_hash_eq): New function to provide an equality test for
12832 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12833 (tree_code_size): Add support for OPTIMIZATION_NODE and
12834 TARGET_OPTION_NODE trees.
12835 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12836 TARGET_OPTION_NODE trees.
12837 (build_optimization_node): Build a tree that has all of the
12838 current optimization options.
12839 (build_target_option_node): Build a tree that has the target
12840 options that might be changed on a per function basis.
12842 * tree.h (file scope): Include options.h.
12843 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12844 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12845 (TREE_OPTIMIZATION): Ditto.
12846 (TREE_TARGET_SPECIFIC): Ditto.
12847 (struct tree_function_decl): Add fields for remembering the
12848 current optimization options and target specific options.
12849 (struct tree_optimization_option): New tree variant that remembers
12850 the optimization options.
12851 (struct tree_target_option): New tree variant that remembers the
12852 target specific flags that might change for compiling a particular
12854 (union tree_node): Include tree_optimization_option and
12855 tree_target_option fields.
12856 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12857 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12858 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12859 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12860 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12861 optimization and target options.
12862 (optimization_default_node): New macro to refer to global_trees
12864 (optimization_current_node): Ditto.
12865 (optimization_cold_node): Ditto.
12866 (optimization_hot_node): Ditto.
12867 (target_option_default_node): Ditto.
12868 (target_option_current_node): Ditto.
12869 (current_option_pragma): Ditto.
12870 (current_optimize_pragma): Ditto.
12872 * target.h (struct gcc_target): Add valid_option_attribute_p,
12873 target_option_save, target_option_restore, target_option_print,
12874 target_option_pragma_parse, and can_inline_p hooks.
12876 * toplev.h (parse_optimize_options): Add declaration.
12877 (fast_math_flags_struct_set_p): Ditto.
12879 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12880 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12883 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12884 tree_can_inline_p hook to see if one function can inline another.
12885 (cgraph_decide_inlining): Ditto.
12886 (cgraph_decide_inlining_incrementally): Ditto.
12888 * opts.c (decode_options): Add support for running multiple times
12889 to allow functions with different target or optimization options
12890 than was specified on the command line.
12891 (fast_math_flags_struct_set_p): New function that is similar to
12892 fast_math_flags_set_p, except it uses the values in the
12893 cl_optimization structure instead of global variables.
12895 * optc-gen.awk: Add support for TargetSave to allow a back end to
12896 declare new fields that need to be saved when using function
12897 specific options. Include flags.h and target.h in the options.c
12898 source. Add support for Save to indicate which options can be set
12899 for individual functions. Generate cl_optimize_save,
12900 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12901 cl_target_option_restore, cl_target_option_print functions to
12902 allow functions to use different optimization or target options.
12904 * opt-functions.awk (var_type_struct): Return the type used for
12905 storing the field in a structure.
12907 * opth-gen.awk: Add support for TargetSave to allow a back end to
12908 declare new fields that need to be saved when using function
12909 specific options. Add support for Save to indicate which options
12910 can be set for individual functions. Only generate one extern for
12911 Mask fields. Generate cl_optimization and cl_target_option
12912 structures to remember optimization and target options.
12914 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12915 collecting new tree nodes.
12916 (TS_TARGET_OPTION): Ditto.
12918 * c-decl.c (merge_decls): Merge function specific target and
12919 optimization options.
12921 * function.c (invoke_set_current_function_hook): If the function
12922 uses different optimization options, change the global variables
12925 * coretypes.h (struct cl_optimization): Add forward reference.
12926 (struct cl_target_option): Ditto.
12928 * c-pragma.c (option_stack): New static vector to remember the
12929 current #pragma GCC option stack.
12930 (handle_pragma_option): New function to support #pragma GCC option
12931 to change target options.
12932 (optimize_stack): New static vector to remember the current
12933 #pragma GCC optimize stack.
12934 (handle_pragma_optimize): New function to support #pragma GCC
12935 optimize to change optimization options.
12936 (init_pragma): Add support for #pragma GCC optimize and #pragma
12939 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12940 optimization options.
12941 (TARGET_OPTION_NODE): New tree code for remembering certain target
12944 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12945 TARGET_OPTION_NODE trees.
12947 * common.opt (-O): Add Optimization flag.
12949 (-fmath-errno): Ditto.
12950 (-falign-functions): Add UInteger flag to make sure flag gets full
12951 int in cl_optimization structure.
12952 (-falign-jumps): Ditto.
12953 (-falign-labels): Ditto.
12954 (-falign-loops): Ditto.
12955 (-fsched-stalled-insns): Ditto.
12956 (-fsched-stalled-insns-dep): Ditto.
12958 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12960 (TARGET_OPTION_SAVE): Ditto.
12961 (TARGET_OPTION_RESTORE): Ditto.
12962 (TARGET_OPTION_PRINT): Ditto.
12963 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12964 (TARGET_CAN_INLINE_P): Ditto.
12965 (TARGET_INITIALIZER): Add new hooks.
12967 * tree-inline.c (tree_can_inline_p): New function to determine
12968 whether one function can inline another. Check if the functions
12969 use compatible optimization options, and also call the backend
12972 * tree-inline.h (tree_can_inline_p): Add declaration.
12974 * c-common.c (c_common_attribute): Add support for option and
12975 optimize attributes.
12976 (handle_option_attribute): Add support for the option attribute to
12977 allow the user to specify different target options for compiling a
12979 (handle_optimize_attribute): Add support for the optimize
12980 attribute to allow the user to specify different optimization
12981 options for compiling a specific function.
12982 (handle_hot_attribute): Turn on -O3 optimization for this one
12983 function if it isn't the default optimization level.
12984 (handle_cold_attribute): Turn on -Os optimization for this one
12985 function if it insn't the default optimization.
12986 (const_char_p): New const char * typedef.
12987 (optimize_args): New static vector to remember the optimization
12989 (parse_optimize_options): New function to set up the optimization
12990 arguments from either the optimize attribute or #pragma GCC optimize.
12992 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12993 (builtin_define_std): Ditto.
12995 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12996 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12997 (x86_64-*-*): Ditto.
12999 * Makefile.in (TREE_H): Add options.h.
13000 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13002 * doc/extend.texi (option attribute): Document new attribute.
13003 (optimize attribute): Ditto.
13004 (hot attribute): Document hot attribute sets -O3.
13005 (cold attribute): Document cold attribute sets -Os.
13006 (#pragma GCC option): Document new pragma.
13007 (#pragma GCC optimize): Ditto.
13009 * doc/options.texi (TargetSave): Document TargetSave syntax.
13010 (UInteger): Document UInteger must be used for certain flags.
13011 (Save): Document Save option to create target specific options
13012 that can be saved/restored on a function specific context.
13014 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13015 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13017 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13018 (TARGET_OPTION_SAVE): Ditto.
13019 (TARGET_OPTION_RESTORE): Ditto.
13020 (TARGET_OPTION_PRINT): Ditto.
13021 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13022 (TARGET_CAN_INLINE_P): Ditto.
13024 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13026 (-mfpmath=both): Ditto.
13028 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13029 Karthik Kumar <karthikkumar@gmail.com>
13031 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13032 (TARGET_POPCNT): Ditto.
13033 (TARGET_SAHF): Ditto.
13034 (TARGET_AES): Ditto.
13035 (TARGET_PCLMUL): Ditto.
13036 (TARGET_CMPXCHG16B): Ditto.
13037 (TARGET_RECIP): Move switch into target_flags.
13038 (TARGET_FUSED_MADD): Ditto.
13039 (ix86_arch_features): Make an unsigned char type.
13040 (ix86_tune_features): Ditto.
13041 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13042 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13043 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13045 * config/i386/i386.opt (arch): New TargetSave field to define
13046 fields that need to be saved for function specific option support.
13049 (branch_cost): Ditto.
13050 (ix86_isa_flags_explicit): Ditto.
13051 (tune_defaulted): Ditto.
13052 (arch_specified): Ditto.
13053 (-m128-long-double): Add Save flag to save option for target
13054 specific option support.
13056 (-maccumulate-outgoing-args): Ditto.
13057 (-malign-double): Ditto.
13058 (-malign-stringops): Ditto.
13059 (-mfancy-math-387): Ditto.
13060 (-mhard-float): Ditto.
13061 (-mieee-fp): Ditto.
13062 (-minline-all-stringops): Ditto.
13063 (-minline-stringops-dynamically): Ditto.
13064 (-mms-bitfields): Ditto.
13065 (-mno-align-stringops): Ditto.
13066 (-mno-fancy-math-387): Ditto.
13067 (-mno-push-args): Ditto.
13068 (-mno-red-zone): Ditto.
13069 (-mpush-args): Ditto.
13070 (-mred-zone): Ditto.
13072 (-msseregparm): Ditto.
13073 (-mstack-arg-probe): Ditto.
13085 (-mno-sse4): Ditto.
13088 (-mrecip): Move flag into target_flags.
13090 (-mno-fused-madd): Ditto.
13091 (-mfused-madd): Ditto.
13092 (-mabm): Move flag into ix86_isa_flags.
13099 * config/i386/i386-c.c: New file for #pragma support.
13100 (ix86_target_macros_internal): New function to #define or #undef
13101 target macros based when the user uses the #pragma GCC option to
13102 change target options.
13103 (ix86_pragma_option_parse): New function to add #pragma GCC option
13105 (ix86_target_macros): Move defining the target macros here from
13106 TARGET_CPU_CPP_BUILTINS in i386.h.
13107 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13108 defined, initialize any subtarget #pragmas.
13110 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13111 REGISTER_TARGET_PRAGMAS.
13113 * config/i386/t-i386: New file for x86 dependencies.
13114 (i386.o): Make dependencies mirror the include files used.
13115 (i386-c.o): New file, add dependencies.
13117 * config/i386/i386-protos.h (override_options): Add bool argument.
13118 (ix86_valid_option_attribute_tree): Add declaration.
13119 (ix86_target_macros): Ditto.
13120 (ix86_register_macros): Ditto.
13122 * config/i386/i386.c (ix86_tune_features): Move initialization of
13123 the target masks to initial_ix86_tune_features to allow functions
13124 to have different target options. Make type unsigned char,
13125 instead of unsigned int.
13126 (initial_ix86_tune_features): New static vector to hold processor
13127 masks for the tune variables.
13128 (ix86_arch_features): Move initialization of the target masks to
13129 initial_ix86_arch_features to allow functions to have different
13130 target options. Make type unsigned char, instead of unsigned int.
13131 (initial_ix86_arch_features): New static vector to hold processor
13132 masks for the arch variables.
13133 (enum ix86_function_specific_strings): New enum to describe the
13134 string options used for attribute((option(...))).
13135 (ix86_target_string): New function to return a string that
13136 describes the target options.
13137 (ix86_debug_options): New function to print the current options in
13139 (ix86_function_specific_save): New function hook to save the
13140 function specific global variables in the cl_target_option structure.
13141 (ix86_function_specific_restore): New function hook to restore the
13142 function specific variables from the cl_target_option structure to
13143 the global variables.
13144 (ix86_function_specific_print): New function hook to print the
13145 target specific options in the cl_target_option structure.
13146 (ix86_valid_option_attribute_p): New function hook to validate
13147 attribute((option(...))) arguments.
13148 (ix86_valid_option_attribute_tree): New function that is common
13149 code between attribute((option(...))) and #pragma GCC option
13150 support that parses the options and returns a tree holding the options.
13151 (ix86_valid_option_attribute_inner_p): New helper function for
13152 ix86_valid_option_attribute_tree.
13153 (ix86_can_inline_p): New function hook to decide if one function
13154 can inline another on a target specific basis.
13155 (ix86_set_current_function); New function hook to switch target
13156 options if the user used attribute((option(...))) or #pragma GCC
13158 (ix86_tune_defaulted): Move to static file scope from
13160 (ix86_arch_specified): Ditto.
13161 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13163 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13164 (OPTION_MASK_ISA_ABM_SET): Ditto.
13165 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13166 (OPTION_MASK_ISA_CX16_SET): Ditto.
13167 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13168 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13169 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13170 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13171 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13172 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13173 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13174 (struct ptt): Move to static file scope from override_options.
13175 (processor_target_table): Ditto.
13176 (cpu_names): Ditto.
13177 (ix86_handle_option): Add support for options that are now isa options.
13178 (override_options): Add support for declaring functions that
13179 support different target options than were specified on the
13180 command line. Move struct ptt, processor_target_table, cpu_names,
13181 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13182 Add bool argument. Fix up error messages so the appropriate error
13183 is given for either command line or attribute.
13184 (ix86_previous_fndecl): New static to remember previous function
13185 declaration to see if we need to change target options.
13186 (ix86_builtins_isa): New array to record the ISA of each builtin
13188 (def_builtin): Always create the builtin function, even if the
13189 current ISA doesn't support it.
13190 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13191 tests for those builtins.
13192 (ix86_init_builtins): Remove TARGET_MMX test for calling
13193 ix86_init_mmx_sse_builtins.
13194 (ix86_expand_builtin): If the current ISA doesn't support a given
13195 builtin, signal an error.
13196 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13197 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13198 (TARGET_OPTION_SAVE): Ditto.
13199 (TARGET_OPTION_RESTORE): Ditto.
13200 (TARGET_OPTION_PRINT): Ditto.
13201 (TARGET_CAN_INLINE_P): Ditto.
13203 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13205 * c-typeck.c (build_external_ref): Don't call assemble_external.
13206 * final.c (output_operand): Call assemble_external.
13208 2008-07-21 DJ Delorie <dj@redhat.com>
13210 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13211 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13213 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13215 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13216 original insn and splitter contents into ...
13217 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13218 flag_unsafe_math_optimizations. Add dummy scratch register.
13219 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13220 !flag_unsafe_math_optimizations. Returns number with next
13221 highest magnitude if this is still less or equal to the true
13222 quotient in magnitude.
13224 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13226 * Makefile.in: Replace toplev.h with TOPLEV_H.
13227 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13228 * c-lex.c (fe_file_change): Don't set in_system_header.
13229 * c-parser.c (c_token): Remove in_system_header.
13230 (c_lex_one_token): Don't set in_system_header.
13231 (c_parser_set_source_position_from_token): Don't set in_system_header.
13232 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13235 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13236 * flags.h (in_system_header): Remove.
13237 * function.c (saved_in_system_header): Remove.
13238 (push_cfun): Don't set in_system_header.
13239 (pop_cfun): Don't set in_system_header.
13240 (push_struct_function): Don't set in_system_header.
13241 * input.h (expanded_location): Add sysp.
13242 (in_system_header_at): New.
13243 (in_system_header): New.
13244 * toplev.c (in_system_header): Remove.
13245 * toplev.h: Include input.h
13247 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13248 * tree-ssa.c (warn_uninit): Call warning_at.
13249 (warn_uninitialized_var): Update calls to warn_uninit.
13250 (warn_uninitialized_phi): Update calls to warn_uninit.
13251 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13252 (expand_location): Initialize xloc.sysp.
13253 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13254 (tree_decl_with_vis): Remove in_system_header_flag.
13256 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13259 * recog.c (asm_operand_ok): Change the order of the extra
13260 memory constraint checks.
13262 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13265 * tree-switch-conversion.c (build_one_array): Call
13266 varpool_mark_needed_node and varpool_finalize_decl
13267 instead of assemble_variable.
13269 2008-07-19 Jan Hubicka <jh@suse.cz>
13271 * cgraph.c (cgraph_add_new_function): Do early local passes.
13272 * tree-nrv.c (gate_pass_return_slot): New gate.
13273 (pass_nrv): Add the gate.
13274 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13276 (coalesce_ssa_name): Coalesce SSA names.
13277 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13278 not optimizing so unused user vars remains visible.
13279 * common.opt (flag_tree_ter): Always enable by default.
13280 * tree-ssa-ter.c: Include flags.h
13281 (is_replaceable_p): Check that locations match; when aliasing
13282 is missing be conservative about loads.
13283 * tree-optimize.c (gate_init_datastructures): Remove.
13284 (pass_init_datastructures): New.
13285 * passes.c: Reorder passes so we always go into SSA.
13287 2008-07-19 Jan Hubicka <jh@suse.cz>
13289 * doc/extend.texi (flatten attribute): Remove note about
13291 * doc/invoke.texi (--combine): Likewise.
13292 (-finline-functions-called-once): Update levels when enabled.
13293 (-funit-at-a-time): Document new behaviour.
13294 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13295 -fno-section-anchors when disabled explicitly.
13296 (inline params): They are not ignored now.
13297 (precompiled headers): Remove unit-at-a-time as being incompatible.
13298 * opts.c (decode_options): Handle unit-at-a-time as alias;
13299 imply -fno-section-anchors when toplevel reorder is disabled
13301 * common.opt (ftoplevel-reorder): Set default value to 2.
13302 (funit-at-a-time): Set default value to 1.
13303 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13306 2008-07-19 Jan Hubicka <jh@suse.cz>
13308 * builtins.c (expand_builtin_int_roundingfn,
13309 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13312 2008-07-19 Richard Guenther <rguenther@suse.de>
13315 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13316 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13317 * tree-ssa-pre.c (get_expr_value_id): For newly created
13318 constant value-ids make sure to add the expression to its
13321 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13323 PR middle-end/36877
13324 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13325 return value of the builtin is ignored.
13327 2008-07-19 Olivier Hainque <hainque@adacore.com>
13329 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13330 bits, a C conformant malloc implementation has to provide.
13331 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13333 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13337 * reload.c (find_reloads_subreg_address): Only reload address if
13338 reloaded == 0, not for reloaded != 1.
13341 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13342 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13343 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13344 m32c_legitimize_reload_address.
13346 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13347 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13348 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13350 2008-07-19 Olivier Hainque <hainque@adacore.com>
13352 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13353 argument, saying whether nested array are to be collapsed
13354 into a single array type DIE with multiple subscripts.
13355 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13356 issues, centralize the nested array types collapsing control and
13357 disable the transformation for Ada.
13359 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13362 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13364 (x86_64_shift_adj_2): New expander.
13365 (x86_64_shift_adj_3): Ditto.
13366 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13367 to split TImode operands.
13368 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13369 (ix86_split_lshr): Ditto.
13371 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13373 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13374 and __CHAR32_TYPE__.
13375 * c-typeck.c (digest_init): Support char16_t and char32_t.
13376 (set_nonincremental_init_from_string): Idem.
13378 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13380 PR middle-end/36859
13381 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13382 PREFERRED_STACK_BOUNDARY.
13383 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13385 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13387 PR middle-end/36858
13388 * function.c (locate_and_pad_parm): Cap boundary earlier.
13390 2008-07-17 Julian Brown <julian@codesourcery.com>
13392 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13393 no-op for targets which don't use DLLs.
13395 2008-07-17 Martin Jambor <mjambor@suse.cz>
13397 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13398 that nodes are relevant by examining the node->analyzed flag.
13399 (ipcp_init_stage): Check which nodes are relevant, assert that the
13400 relevant ones are also required.
13401 (ipcp_propagate_stage): Check on the side arrays are properly
13403 (ipcp_print_all_jump_functions): Make sure not to touch any node
13404 that is not analyzed or an edge that does not have a corresponding
13405 entry in the on-the-side vectors.
13406 (ipcp_function_scale_print): Likewise.
13407 (ipcp_update_callgraph): Check that the node is relevant.
13408 (ipcp_insert_stage): Check that the node is relevant. Check there is
13409 an info for every node and edge.
13410 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13411 (ipa_print_all_tree_maps): Likewise and a new variable info.
13412 (ipa_print_all_params_modified): Likewise.
13413 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13415 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13418 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13420 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13422 PR rtl-optimization/36753
13423 * fwprop.c (use_killed_between): Don't shortcut
13424 single-definition global registers.
13426 2008-07-16 Jan Hubicka <jh@suse.cz>
13428 * cgraph.h (varpool_empty_needed_queue): Declare.
13429 * cgraphunit.c (output_in_order): Mark all variables as needed;
13431 * varpool.c (varpool_assemble_node): Update debug queue.
13432 (varpool_assemble_pending_decls): Don't do it here.
13433 (varpool_empty_needed_queue): New function.
13435 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13437 * recog.c (peephole2_optimize): Fix formatting.
13439 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13441 * c-pch.c (get_ident): Avoid C++ keywords.
13442 * combine-stack-adj.c (single_set_for_csa): Likewise.
13443 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13444 output_asm_insn): Likewise.
13445 * reload.c (push_secondary_reload, find_reusable_reload,
13446 push_reload, combine_reloads, find_reloads,
13447 debug_reload_to_stream): Likewise.
13448 * reload.h (struct reload): Likewise.
13449 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13450 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13451 emit_output_reload_insns): Likewise.
13452 * targhooks.c (default_secondary_reload): Likewise.
13453 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13455 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13457 * recog.c (validate_change_1, validate_change,
13458 validate_unshare_change, validate_replace_rtx_1, struct
13459 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13461 * reload.c (push_secondary_reload, secondary_reload_class,
13462 scratch_reload_class, find_valid_class, find_reusable_reload,
13463 push_reload, find_dummy_reload, find_reloads_address_1,
13464 find_reloads_address_part, find_equiv_reg): Likewise.
13465 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13466 choose_reload_regs): Likewise.
13467 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13469 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13470 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13471 * sched-rgn.c (concat_INSN_LIST): Likewise.
13472 * stor-layout.c (mode_for_size, mode_for_size_tree,
13473 smallest_mode_for_size): Likewise.
13475 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13477 * cfg.c (dump_reg_info): Avoid C++ keywords.
13478 * dwarf2asm.c (dw2_force_const_mem,
13479 dw2_asm_output_encoded_addr_rtx): Likewise.
13480 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13481 * expmed.c (expand_shift): Likewise.
13482 * global.c (find_reg): Likewise.
13483 * graph.c (draw_edge): Likewise.
13484 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13485 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13486 widen_clz, widen_bswap, expand_parity, expand_unop,
13487 emit_cmp_and_jump_insn_1): Likewise.
13488 * postreload.c (reload_cse_simplify_operands): Likewise.
13489 * ra.h (add_neighbor): Likewise.
13490 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13491 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13492 record_reg_classes, copy_cost, record_address_regs,
13493 invalid_mode_change_p): Likewise.
13494 * regrename.c (regrename_optimize, scan_rtx_reg,
13495 dump_def_use_chain, find_oldest_value_reg,
13496 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13498 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13500 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13501 MASK_POWERPC64 for power4 in previous commit.
13503 2008-07-16 Olivier Hainque <hainque@adacore.com>
13505 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13506 instead of bare conversion to cast const-ness away.
13508 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13510 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13511 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13512 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13513 (TARGET_FUNCTION_VALUE): Define.
13515 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13517 * config/rs6000/rs6000.c (processor_target_table): Add
13518 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13520 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13523 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13524 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13525 m32c_legitimize_reload_address.
13527 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13529 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13530 DECL_IN_SYSTEM_HEADER in sync.
13532 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13534 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13535 * tree-ssa-pre.c (pre_expr_eq): Ditto
13536 (get_constant_for_value_id): Take a type as an argument.
13537 (fully_constant_expression): Pass in type.
13538 (find_or_generate_expression): Short circuit constant case.
13539 (create_expression_by_pieces): Remove special casing of
13541 (do_regular_insertion): Short circuit constant case.
13542 (do_partial_partial_insertion): Ditto.
13544 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13547 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13549 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13551 * config/xtensa/libgcc-xtensa.ver: New file.
13552 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13554 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13556 * df-problems.c (df_set_note): Avoid C++ keywords.
13557 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13558 * dse.c (record_store, remove_useless_values): Likewise.
13559 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13560 gen_reg_rtx_offset, operand_subword, change_address_1,
13561 change_address, adjust_address_1, offset_address,
13562 widen_memory_access, emit_copy_of_insn_after): Likewise.
13563 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13564 * fwprop.c (should_replace_address, propagate_rtx_1,
13565 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13567 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13568 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13569 * lcm.c (compute_insert_delete, pre_edge_lcm,
13570 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13571 * lower-subreg.c (resolve_reg_notes): Likewise.
13572 * mode-switching.c (optimize_mode_switching): Likewise.
13574 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13576 * bt-load.c (add_btr_def, migrate_btr_def,
13577 branch_target_load_optimize): Avoid C++ keywords.
13578 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13580 * combine.c (subst, simplify_set, make_extraction,
13581 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13582 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13583 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13585 2008-07-15 Richard Guenther <rguenther@suse.de>
13587 PR middle-end/36369
13588 * c-common.c (strict_aliasing_warning): Do not warn for
13589 TYPE_REF_CAN_ALIAS_ALL pointers.
13590 (c_common_get_alias_set): may_alias types are not special.
13591 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13592 attribute and set can_ref_all accordingly.
13593 (build_reference_type_for_mode): Likewise.
13594 * doc/extend.texi (may_alias): Clarify.
13596 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13599 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13600 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13602 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13605 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13606 gcc_assert, instead call output_operand_lossage.
13608 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13610 * builtins.c (std_canonical_va_list): Treat structure based
13613 2008-07-15 Ben Elliston <bje@au.ibm.com>
13615 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13617 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13619 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13622 2008-07-14 Jan Hubicka <jh@suse.cz>
13624 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13625 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13626 fix predicates and constraints.
13627 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13628 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13630 2008-07-14 Doug Kwan <dougkwan@google.com>
13632 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13633 additional option file arm/eabi.opt.
13634 * config/arm/eabi.h (File): New configuration file for EABI targets.
13635 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13636 SUBSUBTARGET_EXTRA_SPECS.
13637 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13638 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13639 from STARTFILE_SPEC so that it can be referenced in an override.
13640 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13641 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13642 can be referenced in an override.
13643 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13644 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13645 so that it can be referenced in an override.
13646 (LINK_SPEC): Use BPABI_LINK_SPEC.
13647 * config/arm/eabi.opt (File): New.
13649 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13651 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13652 (FIXED_VALUE_H): New variable.
13653 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13654 input.h, fixed-value.h.
13655 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13656 (BASIC_BLOCK_H): Use $(BITMAP_H).
13657 (FUNCTION_H): Add varray.h.
13658 (IPA_REFERENCE_H): Use $(BITMAP_H).
13659 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13660 (DF_H): Use $(BITMAP_H).
13661 (GGC_H): Add statistics.h.
13662 (INSN_ADDR_H): New.
13663 (INSN_ATTR_H): Use it.
13664 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13666 (SYMTAB_H): Add $(OBSTACK_H).
13667 (CPP_INTERNAL_H): New.
13668 (TREE_DUMP_H): Add tree-pass.h.
13669 (TREE_FLOW_H): Use $(BITMAP_H)
13670 (PRETTY_PRINT_H): Use $(INPUT_H).
13671 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13674 (many object files): Fix lots of header dependencies throughout.
13676 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13678 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13680 (s-gtyp-input): Use them to write tmp-gi.list.
13681 (echo_to_gi.list): Remove.
13683 2008-07-14 Richard Guenther <rguenther@suse.de>
13685 * tree-ssa-sccvn.c (pre_info): Remove.
13686 (switch_to_PRE_table): Likewise.
13687 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13688 (set_hashtable_value_ids): Do not create value-ids for the
13690 (run_scc_vn): Remove double test. Remove bogus special-case
13691 in value-number printing.
13692 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13693 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13695 * tree-flow-inline.h (get_value_handle): Remove.
13696 * tree-flow.h (get_value_handle): Remove.
13698 2008-07-14 Martin Jambor <mjambor@suse.cz>
13700 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13701 in which we generate arithmetics is not a subrange.
13703 2008-07-14 Martin Jambor <mjambor@suse.cz>
13705 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13707 2008-07-14 Richard Guenther <rguenther@suse.de>
13709 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13711 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13714 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13715 reload for symbol refs moved to r0 with -fPIC.
13716 (legitimize_pic_address): Use the target register as temporary
13718 (emit_symbolic_move): Adjust comment.
13719 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13722 2008-07-14 Ben Elliston <bje@au.ibm.com>
13724 * c-common.h (C_CPP_HASHNODE): New macro.
13725 * coretypes.h (struct cpp_token): Forward declare.
13726 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13727 the context-sensitive keyword method.
13728 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13729 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13730 expand_bool_pixel): New.
13731 (altivec_categorize_keyword): New function.
13732 (init_vector_keywords): New function.
13733 (rs6000_macro_to_expand): Likewise.
13734 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13735 compiling an ISO C dialect.
13737 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13739 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13740 (create_expression_by_pieces): Fix typo.
13741 (do_regular_insertion): Use debug counter here too.
13743 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13746 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13747 CONST_OK_FOR_LETTER_P. All port-local users changed.
13748 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13749 implement Kp matching power-of-two.
13750 (CONSTRAINT_LEN): Define to match.
13751 * config/cris/cris.md: Replace all use of constraint K with Kc.
13752 ("*btst*): Use Kp for operand 0 of last alternative.
13754 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13757 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13760 2008-07-13 Jan Hubicka <jh@suse.cz>
13762 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13765 2008-07-13 Richard Guenther <rguenther@suse.de>
13767 PR middle-end/36811
13768 * langhooks.c (lhd_print_error_function): Deal with recursive
13771 2008-07-12 Jan Hubicka <jh@suse.cz>
13773 * cgraph.c (assembler_name_hash): New static var.
13774 (hash_node_by_assembler_name, eq_assembler_name): New.
13775 (cgraph_node_for_asm): Use hashtable.
13776 (cgraph_remove_node): Maintain hashtable.
13777 (change_decl_assembler_name): Sanity check that names are not changing
13778 after aliasing was processed.
13779 * cgraph.h (varpoon_node): Add next GGC marker.
13780 * tree.c (decl_assembler_name_equal): Constify.
13781 (decl_assembler_name_hash): New.
13782 * tree.h (decl_assembler_name_equal): Constify.
13783 (decl_assembler_name_hash): Update.
13785 2008-07-12 David Daney <ddaney@avtrex.com>
13787 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13788 sb1 and r5000 cpus.
13790 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13792 * doc/md.texi: Document the MIPS "v" constraint.
13793 * config/mips/mips.h (reg_class): Revert last change.
13794 (REG_CLASS_NAMES): Likewise.
13795 (REG_CLASS_CONTENTS): Likewise.
13796 * config/mips/mips.c (mips_regno_to_class): Likewise.
13797 * config/mips/constraints.md (v): Likewise, but add documentation.
13798 Add a comment to say that this constraint should not be used in
13801 2008-07-11 DJ Delorie <dj@redhat.com>
13803 * config/h8300/h8300.md (length): Fix branch offset limit.
13805 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13807 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13808 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13809 (avr_hard_regno_scratch_ok): New function.
13810 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13811 * config/avr/avr.md (all peepholes that request a scratch register):
13812 Remove avr_peep2_scratch_safe use.
13814 2008-07-11 Tom Tromey <tromey@redhat.com>
13815 Ian Lance Taylor <iant@google.com>
13817 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13818 (struct c_common_resword): Define.
13819 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13820 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13821 (c_common_reswords, num_c_common_reswords): Declare.
13822 * c-common.c (c_common_reswords): New global const array.
13823 (num_c_common_reswords): New const int.
13824 * c-parser.c (struct resword, reswords): Don't define.
13825 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13826 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13827 than reswords. If warning about C++ keywords, give them a special
13829 (c_lex_one_token): Warn about C++ keywords. Call
13830 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13831 (c_parser_external_declaration): Look for RID_xxx rather than
13832 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13833 (c_parser_statement_after_labels): Likewise.
13834 (c_parser_objc_class_instance_variables): Likewise.
13835 (c_parser_objc_class_declaration): Likewise.
13836 (c_parser_objc_try_catch_statement): Likewise.
13837 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13838 (declspecs_add_type): Likewise.
13840 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13842 * ggc-page.c (alloc_page):
13843 Substituting xmalloc, xcalloc with
13844 XNEWVEC and XCNEWVAR macros which add the
13847 2008-07-11 Richard Guenther <rguenther@suse.de>
13849 PR tree-optimization/36765
13850 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13851 aliases from HEAP vars to SMTs.
13853 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13855 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13856 * configure.ac (loose_warn): Move -Wc++-compat from here...
13857 (strict_warn): ...to here.
13858 * configure: Regenerate.
13860 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13862 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13863 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13864 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13865 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13866 excluding more specific h8300-*-* and sh-*-* targets.
13868 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13870 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13871 (eliminate): Ditto.
13872 (execute_pre): Call loop_optimizer_finalize in early exit.
13874 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13876 PR middle-end/36790
13877 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13878 uids in the bitmap, not just VAR_DECL uids.
13880 PR rtl-optimization/36419
13881 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13882 (combine_stack_adjustments_for_block): Call it if needed. Delete
13884 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13885 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13886 prologue sp adjustment.
13888 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13891 * opts.c (print_ignored_options): Report postponed diagnostics for
13892 unknown -Wno-* options as warnings, not errors.
13893 (postpone_unknown_option_error): Renamed to...
13894 (postpone_unknown_option_warning): ... this.
13896 2008-07-09 Doug Kwan <dougkwan@google.com>
13899 2008-07-08 Doug Kwan <dougkwan@google.com>
13901 * config/arm/arm.opt (mandroid): New option.
13902 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13903 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13905 (CC1PLUS_SPEC): Same.
13907 (STARTFILE_SPEC): Same.
13908 (ENDFILE_SPEC): Same.
13909 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13912 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13915 * config/mips/mips.h (reg_class): Remove V1_REG.
13916 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13917 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13918 instead of V1_REGS.
13919 (mips_get_tp): New function.
13920 (mips_legitimize_tls_address): Use it.
13921 * config/mips/constraints.md (v): Delete.
13922 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13923 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13924 After reload, split into a move and ...
13925 (*tls_get_tp_<mode>_split): ...this new instruction.
13927 2008-07-09 David Daney <ddaney@avtrex.com>
13929 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13931 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13933 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13934 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13936 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13937 htab_delete should be called. Don't free c.
13938 (lookup_tmp_var): Create temp_htab lazily.
13939 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13940 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13942 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13943 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13944 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13945 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13946 * tree-sra.c (generate_element_init): Likewise.
13947 * tree-mudflap.c (execute_mudflap_function_ops,
13948 execute_mudflap_function_decls): Likewise.
13949 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13950 * tree-gimple.h (struct gimplify_ctx): New type.
13951 (push_gimplify_context): Adjust prototype.
13953 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13955 * tree-ssa-pre.c (phi_translate_1): Update placement of
13956 add_to_value calls.
13958 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13960 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13961 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13962 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13963 * targhooks.c (default_hard_regno_scratch_ok): New function.
13964 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13965 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13966 * recog.c: Include "target.h".
13967 (peep2_find_free_register): Add check for global regs. Add target
13969 * Makefile.in (recog.o): Depend on target.h.
13971 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13973 * config/sh/sh.c (sh_canonical_va_list_type): New.
13974 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13976 2008-07-09 Raksit Ashok <raksit@google.com>
13978 * doc/invoke.texi (Option Summary): Mention new option
13979 -Wdisallowed-function-list=...
13980 (Warning Options): Document -Wdisallowed-function-list=...
13981 * common.opt (Wdisallowed-function-list=): New flag.
13982 * flags.h (warn_disallowed_functions): External definition of new
13983 boolean warning flag.
13984 (warn_if_disallowed_function_p): Declare new function.
13985 * opts.c (warning_disallowed_functions): New static variable.
13986 (warn_disallowed_functions): New boolean warning flag.
13987 (warn_if_disallowed_function_p): New function.
13988 (add_comma_separated_to_vector): Rename
13989 add_instrument_functions_exclude_list to this.
13990 (common_handle_option): Handle new option. Rename calls to
13991 add_instrument_functions_exclude_list into calls to
13992 add_comma_separated_to_vector.
13993 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13994 based on flag warn_disallowed_functions.
13996 2008-07-09 Christian Bruel <christian.bruel@st.com>
13998 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13999 instead of get_attr_length.
14001 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14003 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14005 * genemit.c (gen_insn): Likewise.
14006 * gengtype.c (note_def_vec): Likewise.
14007 * gengtype.h (note_def_vec): Likewise.
14008 * genoutput.c (struct data, output_insn_data, process_template,
14009 gen_expand, gen_split, note_constraint): Likewise.
14010 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14011 make_insn_sequence): Likewise.
14012 * gensupport.c (record_insn_name): Likewise.
14014 2008-07-08 Doug Kwan <dougkwan@google.com>
14016 * config/arm/arm.opt (mandroid): New option.
14017 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14018 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14020 (CC1PLUS_SPEC): Same.
14022 (STARTFILE_SPEC): Same.
14023 (ENDFILE_SPEC): Same.
14024 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14027 2008-07-08 Raksit Ashok <raksit@google.com>
14029 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14030 (set_storage_via_setmem): Fix expected_align parameter.
14031 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14032 missing from the list.
14033 * doc/md.texi (movmem): Explicitly state that expected alignment is
14034 to be expressed in bytes.
14035 (setmem): Explicitly state that expected alignment is to be expressed
14038 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14040 * reload.c (find_reloads_subreg_address): Do not require validity
14041 of address in original mode before reloading address.
14043 2008-07-07 Tianwei Sheng <tianweis@google.com>
14045 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14046 bounds array access.
14048 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14050 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14052 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14054 Fix PR tree-optimization/23455
14055 Fix PR tree-optimization/35286
14056 Fix PR tree-optimization/35287
14057 * Makefile.in (OBJS-common): Remove tree-vn.o.
14058 (tree-vn.o): Remove.
14059 * dbgcnt.def: Add treepre_insert debug counter.
14060 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14061 (debug_value_expressions): Ditto.
14062 (print_value_expressions): Ditto.
14063 * tree-pretty-print.c (dump_generic_node): Updated for
14064 VALUE_HANDLE removal.
14065 * tree-ssa-dom.c (record_equality): Ditto.
14066 (cprop_operand): Ditto.
14067 (lookup_avail_expr): Ditto.
14068 * tree-ssa-threadedge.c
14069 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14070 (simplify_control_stmt_condition): Ditto.
14071 * tree.c (tree_code_size): Ditto.
14072 (tree_node_structure): Ditto.
14073 (iterative_hash_expr): Ditto.
14075 * tree.h (VALUE_HANDLE_ID): Ditto.
14076 (VALUE_HANDLE_EXPR_SET): Ditto.
14077 (struct tree_value_handle): Ditto.
14078 (union tree_node): Ditto.
14079 * treestruct.def: Ditto.
14080 * tree-vn.c: Removed.
14081 * tree-ssa-pre.c: Rewritten entirely.
14082 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14083 (constant_value_ids): Ditto.
14084 (vn_nary_op_t): Moved to header.
14086 (vn_reference_op_t): Ditto
14087 (vn_reference_t): Ditto.
14088 (next_value_id): New variable.
14089 (VN_INFO): Add an assert.
14090 (vn_constant_eq): New function.
14091 (vn_constant_hash): Ditto.
14092 (get_or_alloc_constant_value_id): Ditto.
14093 (value_id_constant_p): Ditto.
14094 (vn_reference_compute_hash): De-staticify.
14095 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14096 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14097 (valueize_refs): Update opcode if it changes from ssa name to constant.
14098 (vn_reference_lookup_1): Add new argument.
14099 (vn_reference_lookup): Ditto.
14100 (vn_reference_lookup_pieces): New function.
14101 (vn_reference_insert): Add return type. Modify to deal with value ids.
14102 (vn_reference_insert_pieces): New function.
14103 (vn_nary_op_compute_hash): De-staticify.
14104 (vn_nary_op_eq): Ditto.
14105 (vn_nary_op_lookup_pieces): New function.
14106 (vn_nary_op_lookup): Add new argument.
14107 (vn_nary_op_insert_pieces): New function.
14108 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14109 (vn_phi_insert): Ditto.
14110 (visit_unary_op): Update for callee changes.
14111 (visit_binary_op): Ditto.
14112 (visit_reference_op_load): Ditto.
14113 (visit_reference_op_store): Ditto.
14114 (init_scc_vn): Init next_value_id, constant_to_value_id and
14115 constant_value_ids.
14116 (free_scc_vn): Free them.
14117 (set_hashtable_value_ids): New function.
14118 (run_scc_vn): Use it.
14119 (get_max_value_id): New function.
14120 (get_next_value_id): Ditto.
14121 (expressions_equal_p): Moved from tree-vn.c
14122 (sort_vuses): Ditto.
14123 (sort_vuses_heap): Ditto.
14124 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14126 * tree.c (iterative_hash_hashval_t): Made non-static
14127 * tree.h (iterative_hash_hashval_t): Declare it.
14129 2008-07-08 Martin Jambor <mjambor@suse.cz>
14131 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14132 instead of ipa_create_node_params.
14133 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14134 ipa_check_create_edge_args, free them with
14135 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14137 * ipa-prop.c: Include flags.h and tree-inline.h.
14138 (ipa_node_params_vector): New variable.
14139 (ipa_edge_args_vector): New variable.
14140 (edge_removal_hook_holder): New variable.
14141 (node_removal_hook_holder): New variable.
14142 (edge_duplication_hook_holder): New variable.
14143 (node_duplication_hook_holder): New variable.
14144 (ipa_detect_param_modifications): Check for presence of modified flags.
14145 (ipa_compute_jump_functions): Check for presence of jump functions.
14146 (ipa_free_edge_args_substructures): New function.
14147 (ipa_create_node_params): Removed.
14148 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14149 (ipa_free_node_params_substructures): New function.
14150 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14152 (ipa_edge_removal_hook): New function.
14153 (ipa_node_removal_hook): New function.
14154 (duplicate_array): New function.
14155 (ipa_edge_duplication_hook): New function.
14156 (ipa_node_duplication_hook): New function.
14157 (ipa_register_cgraph_hooks): New function.
14158 (ipa_unregister_cgraph_hooks): New function.
14159 (free_all_ipa_structures_after_ipa_cp): New function.
14161 * ipa-prop.h: Include vec.h.
14162 (ipa_node_params_t): New typedef with vector types for it.
14163 (ipa_edge_args_t): New typedef with vector types for it.
14164 (IPA_NODE_REF): Changed to access an on-the-side vector.
14165 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14166 (ipa_check_create_node_params): New function.
14167 (ipa_check_create_edge_args): New function.
14169 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14172 2008-07-07 Tom Tromey <tromey@redhat.com>
14174 * configure, config.in: Rebuilt.
14175 * configure.ac: Don't check for scandir or alphasort.
14177 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14179 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14180 types immediately after creating them.
14182 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14184 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14186 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14188 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14189 dump_constraint_graph.
14190 (dump_constraint_edge): New function.
14191 (dump_constraint_graph): New function.
14192 (debug_constraint_graph): New function.
14193 (dump_constraint): Removed useless comparison.
14194 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14195 (dump_constraint_graph): Declare.
14196 (debug_constraint_graph): Declare.
14197 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14199 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14201 * config/i386/i386.c (is_va_list_char_pointer): New.
14202 (ix86_va_start): Replace compare with ms_va_list_type_node
14203 by is_va_list_char_pointer.
14204 (ix86_gimplify_va_arg): Likewise.
14206 2008-07-07 Martin Jambor <mjambor@suse.cz>
14208 * cgraph.c (cgraph_edge_max_uid): New variable.
14209 (struct cgraph_edge_hook_list): New type.
14210 (struct cgraph_node_hook_list): New type.
14211 (struct cgraph_2edge_hook_list): New type.
14212 (struct cgraph_2node_hook_list): New type.
14213 (first_cgraph_edge_removal_hook): New variable.
14214 (first_cgraph_node_removal_hook): New variable.
14215 (first_cgraph_edge_duplicated_hook): New variable.
14216 (first_cgraph_node_duplicated_hook): New variable.
14217 (cgraph_add_edge_removal_hook): New function.
14218 (cgraph_remove_edge_removal_hook): New function.
14219 (cgraph_call_edge_removal_hooks): New function.
14220 (cgraph_add_node_removal_hook): New function.
14221 (cgraph_remove_node_removal_hook): New function.
14222 (cgraph_call_node_removal_hooks): New function.
14223 (cgraph_add_edge_duplication_hook): New function.
14224 (cgraph_remove_edge_duplication_hook): New function.
14225 (cgraph_call_edge_duplication_hooks): New function.
14226 (cgraph_add_node_duplication_hook): New function.
14227 (cgraph_remove_node_duplication_hook): New function.
14228 (cgraph_call_node_duplication_hooks): New function.
14229 (cgraph_create_edge): Assign to edge uid.
14230 (cgraph_remove_edge): Call edge removal hooks.
14231 (cgraph_node_remove_callees): Call edge removal hooks.
14232 (cgraph_node_remove_callers): Call edge removal hooks.
14233 (cgraph_remove_node): Call node removal hooks.
14234 (cgraph_clone_edge): Call edge duplication hooks.
14235 (cgraph_clone_node): Call node duplication hooks.
14237 * cgraph.h (cgraph_edge): New field uid.
14238 (cgraph_edge_hook): New type.
14239 (cgraph_node_hook): New type.
14240 (cgraph_2edge_hook): New type.
14241 (cgraph_2node_hook): New type.
14243 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14245 * config.in: Regenerate.
14247 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14249 * gcc.c (print_sysroot): New.
14250 (option_map, display_help, process_command): Handle the
14251 -print-sysroot option.
14252 (main): Print the sysroot if requested.
14253 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14255 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14258 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14260 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14262 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14263 (assign_parm_setup_block_p): Also check mode of entry_parm.
14265 2008-07-07 Richard Guenther <rguenther@suse.de>
14267 * tree-ssa-structalias.h (set_used_smts): Remove.
14268 * tree-ssa-structalias.c (used_smts): Likewise.
14269 (set_used_smts): Likewise.
14270 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14271 call to set_used_smts.
14273 2008-07-07 Richard Guenther <rguenther@suse.de>
14275 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14276 (new_var_info): Set it to false.
14277 (solution_set_add): Correctly handle pointers outside a var and
14279 (type_safe): Treat variables with is_full_var properly.
14280 (do_sd_constraint): Likewise.
14281 (do_ds_constraint): Likewise.
14282 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14283 (get_constraint_for_ptr_offset): New function.
14284 (get_constraint_for_component_ref): For addresses at least include
14285 the last field of the variable. Handle is_full_vars properly.
14286 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14287 (handle_ptr_arith): Remove.
14288 (find_func_aliases): Simplify assignment handling.
14289 (create_function_info_for): For parameter and result varinfos set
14291 (create_variable_info_for): Set is_full_var flag whenever we
14292 just created a single varinfo for a decl.
14293 (init_alias_vars): Initialize use_field_sensitive from
14294 max-fields-for-field-sensitive parameter.
14296 2008-07-07 Richard Guenther <rguenther@suse.de>
14298 PR tree-optimization/36713
14299 * tree-flow-inline.h (is_call_used): New function.
14300 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14301 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14302 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14304 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14306 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14308 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14310 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14312 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14313 Nathan Sidwell <nathan@codesourcery.com>
14315 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14316 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14318 * config/m68k/t-linux: New.
14319 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14322 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14324 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14325 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14328 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14330 * gcc.c (execute): Fix -Wc++-compat warning.
14332 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14335 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14336 constant for little endian.
14338 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14340 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14341 mips_base_mips16 instead of TARGET_MIPS16.
14342 (mips_base_mips16): Declare.
14343 * config/mips/mips.c (mips_base_mips16): Make global.
14344 (was_mips16_p): Remove GTY marker.
14345 (was_mips16_pch_p): New variable.
14346 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14347 (mips_override_options): Force to non-MIPS16 mode initially.
14348 Do not complain about MIPS16 PIC incompatibilities here.
14349 Only allow -mgpopt if -mexplicit-relocs is in force for
14352 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14354 * configure.ac: Check for caddr_t, define to char * if not defined.
14355 * configure: Regenerate.
14356 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14357 (mmap_gt_pch_use_address): Likewise.
14358 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14360 2008-07-06 Richard Guenther <rguenther@suse.de>
14362 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14363 (new_var_info): Deal with it.
14364 (solution_set_add): Likewise.
14365 (bitpos_of_field): Make signed, fix.
14366 (struct fieldoff): Remove type and decl fields. Make size field
14367 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14369 (fieldoff_compare): Deal with it.
14370 (push_fields_onto_fieldstack): Remove has_union argument, glob
14371 adjacent non-pointer fields together.
14372 (create_function_info_for): Do not set has_union.
14373 (create_variable_info_for): Simplify.
14375 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14377 * config.gcc (extra_headers): Add cross-stdarg.h for target
14378 x86_64-*-* and i?86-*-*.
14379 * config/i386/cross-stdarg.h: New.
14380 * builtins.c (std_fn_abi_va_list): New.
14381 (std_canonical_va_list_type): New.
14382 (stabilize_va_list): Replace va_list_type_node use by
14383 mtarget.canonical_va_list_type.
14384 (gimplify_va_arg_expr): Likewise.
14385 (expand_builtin_va_copy): Replace va_list_type_node use by
14386 mtarget.fn_abi_va_list.
14387 * tree-sra.c (is_va_list_type): New helper.
14388 (decl_can_be_decomposed_p): Replace
14389 va_list_type_node use by is_va_list_type.
14390 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14391 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14392 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14393 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14394 (ix86_enum_va_list): New.
14395 * config/i386/i386.c (sysv_va_list_type_node): New.
14396 (ms_va_list_type_node): New.
14397 (ix86_function_type_abi): Remove sorry.
14398 (ix86_build_builtin_va_list_abi): New.
14399 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14400 for 64-bit targets.
14401 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14402 (ix86_init_builtins_va_builtins_abi): New.
14403 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14404 for 64-bit targets.
14405 (ix86_handle_abi_attribute): New.
14406 (attribute_spec): Add sysv_abi and ms_abi.
14407 (ix86_fn_abi_va_list): New.
14408 (ix86_canonical_va_list_type): New.
14409 (ix86_enum_va_list): New.
14410 (TARGET_FN_ABI_VA_LIST): New.
14411 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14412 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14413 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14414 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14415 (TARGET_ENUM_VA_LIST): New.
14416 * expr.h (std_fn_abi_va_list): New.
14417 (std_canonical_va_list_type): New.
14418 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14419 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14420 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14421 TARGET_CANONICAL_VA_LIST_TYPE.
14422 * target.h (struct gcc_target): Add fn_abi_va_list hook
14423 and canonical_va_list_type hook.
14425 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14427 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14428 integral and pointer types.
14430 2008-07-04 Roger Sayle <roger@eyesopen.com>
14432 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14433 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14435 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14438 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14440 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14442 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14443 build_gimple_modify_stmt.
14444 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14445 gimple operand. Use fold_build* instead of build*.
14447 2008-07-04 Richard Guenther <rguenther@suse.de>
14449 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14450 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14451 properly to compute the reachability set if we do field-sensitive PTA.
14452 * invoke.texi (max-fields-for-field-sensitive): Document default.
14453 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14454 100 for optimize >= 2.
14456 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14458 * ggc-zone.c (lookup_page_table_if_allocated,
14459 set_page_table_entry, zone_find_object_size, alloc_small_page,
14460 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14461 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14462 -Wc++-compat and/or -Wcast-qual warnings.
14464 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14467 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14468 pic_offset_table_rtx to be marked as used here.
14469 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14470 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14471 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14472 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14473 !TARGET_SECURE_PLT.
14475 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14477 * alloc-pool.c (hash_descriptor, eq_descriptor,
14478 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14479 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14481 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14482 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14483 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14484 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14487 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14489 * tree-flow.h (loop_only_exit_p): Declare.
14490 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14491 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14492 the number of iterations if it is constant. Otherwise, if this is the
14493 only possible exit of the loop, use the conservative estimate on the
14494 number of iterations of the entire loop if available.
14496 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14498 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14499 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14500 Add synchronization functions.
14501 * config/sync.c: New file.
14502 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14503 (LIBGCC_SYNC_CFLAGS): Likewise.
14505 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14508 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14509 (*pushtf_sse): New insn pattern.
14510 (pushtf splitters): New splitters.
14512 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14514 PR middle-end/35736
14515 * predict.c (build_predict_expr): Use void_type_node for the tree
14516 type, instead of NULL_TREE.
14518 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14520 * config/i386/i386.c (contains_aligned_value_p): Return true
14522 (ix86_data_alignment): Align TCmode to 128bits.
14523 (ix86_local_alignment): Likewise.
14525 2008-07-03 Andrew Haley <aph@redhat.com>
14528 * vec.h (VEC_TA): New.
14529 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14530 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14531 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14532 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14533 (C_COMMON_FIXED_TYPES): Remove first arg.
14534 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14535 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14536 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14537 not to use empty macro arguments.
14539 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14541 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14542 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14543 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14544 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14545 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14546 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14547 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14548 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14549 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14550 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14551 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14552 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14553 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14554 config/rs6000/e500crtres64gpr.asm,
14555 config/rs6000/e500crtres64gprctr.asm,
14556 config/rs6000/e500crtrest32gpr.asm,
14557 config/rs6000/e500crtrest64gpr.asm,
14558 config/rs6000/e500crtresx32gpr.asm,
14559 config/rs6000/e500crtresx64gpr.asm,
14560 config/rs6000/e500crtsav32gpr.asm,
14561 config/rs6000/e500crtsav64gpr.asm,
14562 config/rs6000/e500crtsav64gprctr.asm,
14563 config/rs6000/e500crtsavg32gpr.asm,
14564 config/rs6000/e500crtsavg64gpr.asm,
14565 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14566 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14567 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14568 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14569 config/sparc/sol2-cn.asm: Remove .file directives.
14571 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14573 * resource.c (mark_referenced_resources): Look inside
14574 UNSPEC_VOLATILEs and ASM_INPUTs.
14576 2008-07-02 Ian Lance Taylor <iant@google.com>
14578 * rtlanal.c (add_reg_note): New function.
14579 * rtl.h (add_reg_note): Declare.
14580 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14581 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14582 * builtins.c (expand_builtin_longjmp): Likewise.
14583 (expand_builtin_nonlocal_goto): Likewise.
14584 * calls.c (emit_call_1, expand_call): Likewise.
14585 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14586 * cfglayout.c (fixup_reorder_chain): Likewise.
14587 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14588 (commit_one_edge_insertion): Likewise.
14589 * combine.c (move_deaths, distribute_notes): Likewise.
14590 * df-problems.c (df_set_note): Likewise.
14591 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14592 (set_unique_reg_note): Likewise.
14593 (emit_copy_of_insn_after): Likewise.
14594 * expr.c (expand_expr_real): Likewise.
14595 * gcse.c (add_label_notes): Likewise.
14596 * haifa-sched.c (create_check_block_twin): Likewise.
14597 * jump.c (mark_jump_label_1): Likewise.
14598 * loop-doloop.c (add_test, doloop_modify): Likewise.
14599 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14600 * lower-subreg.c (move_eh_region_note): Likewise.
14601 * optabs.c (emit_libcall_block): Likewise.
14602 * predict.c (predict_insn): Likewise.
14603 (combine_predictions_for_insn): Likewise.
14604 * recog.c (peephole2_optimize): Likewise.
14605 * regmove.c (try_auto_increment): Likewise.
14606 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14607 * reload.c (find_reloads): Likewise.
14608 * reload1.c (fixup_eh_region_note): Likewise.
14609 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14610 * reorg.c (delete_prior_computation): Likewise.
14611 (delete_computation, dbr_schedule): Likewise.
14612 * config/pa/pa.c (legitimize_pic_address): Likewise.
14613 * config/sh/sh.c (sh_reorg): Likewise.
14615 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14618 * config/libgcc-glibc.ver: Add %exclude.
14619 * config/m32r/libgcc-glibc.ver: Likwise.
14620 * config/s390/libgcc-glibc.ver: Likwise.
14621 * config/sh/libgcc-glibc.ver: Likwise.
14622 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14624 * config/i386/libgcc-glibc.ver: New.
14626 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14628 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14630 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14631 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14632 i[34567]86-*-linux*, x86_64-*-linux*. Add
14633 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14634 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14635 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14636 i[34567]86-*-linux*, x86_64-*-linux*.
14638 * libgcc-std.ver: Add empty GCC_4.4.0.
14640 * mkmap-symver.awk: Support multiple versions per symbol.
14642 * config/i386/i386.c (ix86_init_builtins): Always define
14643 __builtin_fabsq and __builtin_copysignq with fallbacks.
14644 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14645 and __builtin_copysignq if SSE2 isn't available.
14647 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14648 (LIBGCC2_TF_CEXT): Likwise.
14649 (TF_SIZE): Likwise.
14651 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14653 * config/i386/sfp-machine.h: Moved to libgcc.
14655 * config/i386/sfp-machine.h: New.
14656 * config/i386/t-linux: Likwise.
14658 * config/i386/t-darwin: Remove softfp_wrap_start and
14660 * config/i386/t-darwin64: Likewise.
14662 * config/i386/t-fprules-softfp64: Renamed to ...
14663 * config/i386/t-fprules-softfp: This.
14665 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14666 and softfp_wrap_end.
14668 2008-07-02 Jason Merrill <jason@redhat.com>
14670 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14672 * tree.c (ctor_to_list): New fn.
14673 * tree.h: Declare it.
14674 (CONSTRUCTOR_ELT): New macro.
14675 (CONSTRUCTOR_NELTS): New macro.
14677 2008-07-02 Richard Guenther <rguenther@suse.de>
14679 * tree-ssa-structalias.c (struct variable_info): Reorder
14680 to fill padding on 64bit hosts. Make collapsed_to an int.
14681 (get_varinfo_fc): Deal with that.
14682 (new_var_info): Likewise.
14683 (collapse_rest_of_var): Likewise.
14685 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14687 * doc/install.texi (--enable-java-home): Document.
14688 (--enable-aot-compile-rpm): Likewise.
14689 (--with-arch-directory): Likewise.
14690 (--with-os-directory): Likewise.
14691 (--with-origin-name): Likewise.
14692 (--with-arch-suffix): Likewise.
14693 (--with-jvm-root-dir): Likewise.
14694 (--with-jvm-jar-dir): Likewise.
14695 (--with-python-dir): Likewise.
14697 2008-07-02 Richard Guenther <rguenther@suse.de>
14699 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14700 from decls explicitly. Merge operand checking from tuples.
14702 2008-07-02 Martin Jambor <mjambor@suse.cz>
14704 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14706 2008-07-02 Martin Jambor <mjambor@suse.cz>
14708 * tree-switch-conversion.c: Included timevar.h
14709 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14711 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14713 2008-07-02 Martin Jambor <mjambor@suse.cz>
14715 * tree-switch-conversion.c: Corrected various comments and
14717 (build_constructors): Fixed minor formatting mistakes.
14719 * invoke.texi (Optimize Options): Corrected the
14720 switch-conversion-max-branch-ratio parameter.
14722 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14724 * final.c (asm_insn_count): Return zero for an empty asm body.
14726 2008-07-02 Richard Guenther <rguenther@suse.de>
14728 * bitmap.h (bitmap_set_bit): Return bool.
14729 (bitmap_clear_bit): Likewise.
14730 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14731 write to the bitmap if it would.
14732 (bitmap_clear_bit): Likewise.
14733 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14734 bitmap_set_bit return value.
14735 (add_pred_graph_edge): Likewise.
14736 (add_graph_edge): Likewise.
14737 (do_sd_constraint): Likewise.
14738 (do_ds_constraint): Likewise.
14740 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14742 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14743 Fix -Wc++-compat and/or -Wcast-qual warnings.
14744 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14745 gen_regparm_prefix): Likewise.
14746 * vmsdbgout.c (write_modbeg, lookup_filename,
14747 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14749 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14751 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14752 defaults.h definition apply.
14754 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14756 * function.c (assign_parm_remove_parallels): New.
14757 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14759 (assign_parm_setup_block): Do not handle them.
14760 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14761 assign_parm_remove_parallels.
14763 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14765 * c-typeck.c (convert_for_assignment): Use
14766 vector_targets_convertible_p.
14767 * c-common.c (vector_targets_convertible_p): New.
14768 * c-common.h (vector_targets_convertible_p): New prototype.
14769 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14770 opaque_p_V2SI_type_node.
14772 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14774 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14777 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14780 TFmode constants via two element DImode vector for hosts with
14781 HOST_BITS_PER_WIDE_INT < 64.
14782 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14783 also for HOST_BITS_PER_WIDE_INT < 64.
14785 2008-07-01 Richard Guenther <rguenther@suse.de>
14787 PR tree-optimization/36666
14788 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14789 (get_constraint_exp_from_ssa_var): Split into ...
14790 (get_constraint_exp_for_temp): ... this ...
14791 (get_constraint_for_ssa_var): ... and that.
14792 Return constraint expressions for all touched sub-fields
14793 if the results address is not taken.
14794 (process_constraint): Remove assertion that aggregate
14795 assignments do not happen at this place.
14796 (get_constraint_for_component_ref): Add address_p argument.
14797 Return constraint expressions for all touched sub-fields
14798 if the results address is not taken.
14799 (do_deref): Use get_constraint_exp_for_temp.
14800 (get_constraint_for_1): Rename from ...
14801 (get_constraint_for): ... this. Add the old function as wrapper.
14802 (do_structure_copy): Use get_constraint_for_1.
14804 2008-07-01 Martin Jambor <mjambor@suse.cz>
14806 * Makefile.in (tree-switch-conversion.o): Add.
14807 (OBJS-common): Add tree-swtch-conversion.o.
14808 * passes.c (init_optimization_passes): Add pass_convert_switch.
14809 * tree-pass.h: (pass_convert_switch): Add.
14810 * tree-switch-conversion.c: New file.
14811 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14812 * common.opt (ftree-cswtch): New option.
14813 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14814 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14815 * opts.c (decode_options): Set flag_tree_switch_conversion when
14816 optimization level is >= 2.
14817 * doc/invoke.texi (Optimize Options): Added description of
14818 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14820 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14822 * config/darwin-driver.c (darwin_default_min_version): Fix
14823 -Wc++-compat warnings.
14825 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14827 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14830 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14832 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14834 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14836 PR rtl-optimization/34744
14837 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14838 (df_scan_free_internal): Free data structures not
14839 allocated in storage pools.
14840 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14841 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14842 df_scan_free_mws_vec.
14843 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14846 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14848 * config/i386/i386.c (contains_aligned_value_p): Return true
14850 (ix86_function_arg_boundary): Return its natural boundary
14852 (return_in_memory_32): Don't check TDmode.
14853 (ix86_split_to_parts): Support splitting into 4 parts and
14854 support TFmode for 32bit target.
14855 (ix86_split_long_move): Support splitting into 4 parts.
14856 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14858 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14859 (ix86_init_builtins): Here.
14860 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14861 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14862 'q' and 'w', respectively.
14864 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14866 (movtf_internal): Likewise.
14867 (<code>tf2): Likewise.
14868 (*absnegtf2_sse): Likewise.
14869 (copysign<mode>3): Likewise.
14870 (copysign<mode>3_const): Likewise.
14871 (copysign<mode>3_var): Likewise.
14872 (define_split UNSPEC_COPYSIGN): Likewise.
14873 * config/i386/sse.md (*nandtf3): Likewise.
14874 (<code>tf3): Likewise.
14875 (*<code>tf3): Likewise.
14877 2008-06-30 Joey Ye <joey.ye@intel.com>
14878 H.J. Lu <hongjiu.lu@intel.com>
14880 * global.c (compute_regsets): Set frame_pointer_needed here.
14881 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14883 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14885 * doc/install.texi (specific): Expand Windows build notes.
14887 2008-06-30 Ira Rosen <irar@il.ibm.com>
14889 PR tree-optimization/36648
14890 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14891 number of prolog iterations by step. Fix the comment.
14893 2008-06-30 Richard Guenther <rguenther@suse.de>
14895 PR middle-end/36671
14896 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14897 handle calls from ECF_MALLOC functions.
14898 (handle_pure_call): ECF_MALLOC functions do not return
14900 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14902 2008-06-29 Andreas Schwab <schwab@suse.de>
14904 * config/m68k/m68k.c (print_operand): Always print a float
14906 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14907 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14910 * config/rs6000/x-linux64: Remove never used file.
14912 2008-06-29 Richard Guenther <rguenther@suse.de>
14914 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14916 (struct alias_info): Move ...
14917 * tree-ssa-alias.c: ... here.
14918 (update_alias_info): Declare.
14919 (compute_may_aliases): Call it.
14920 (update_alias_info): New function.
14921 * tree-ssa-structalias.c (update_alias_info): Move ...
14922 * tree-ssa-alias.c (update_alias_info_1): ... here.
14923 * tree-ssa-structalias.c (process_constraint_1): Remove
14924 unused from_call argument. Rename to ...
14925 (process_constraint): ... this. Delete old wrapper.
14926 (make_constraint_to): Adjust callers.
14927 (handle_const_call): Likewise.
14928 (handle_pure_call): Likewise.
14929 (init_base_vars): Likewise.
14930 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14931 (find_func_aliases): We don't need structure copies for
14933 (make_constraint_from_anything): Remove.
14934 (create_variable_info_for): For globals make constraints
14935 from escaped, not from anything.
14936 (compute_points_to_sets): Do not call update_alias_info.
14937 (ipa_pta_execute): Use make_constraint_from.
14939 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14941 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14942 (bitmap.o-warn, dominance.o-warn): New.
14943 * configure.ac (cxx_compat_warn): Delete.
14944 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14945 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14947 * configure: Regenerate.
14949 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14952 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14954 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14955 * df-scan.c (df_notes_rescan): Likewise.
14956 * ggc-page.c (set_page_table_entry): Likewise.
14957 * intl.c (gcc_gettext_width): Likewise.
14958 * varasm.c (get_unnamed_section, get_noswitch_section,
14959 get_section): Likewise.
14961 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14963 * regrename.c (build_def_use): Don't copy RTX.
14965 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14967 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14968 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14969 punctuation. Use @ref instead of @xref.
14970 (Function Names): Remove stray @display/@end display.
14971 (C++ Attributes): Use @ref instead of @xref.
14972 (Deprecated Features): Fix punctuation around @xref.
14973 (Backwards Compatibility): Likewise.
14974 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14976 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14978 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14979 constants for E500 double.
14981 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14983 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14984 element type of const_vector.
14986 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14988 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14989 Remove FLAGS_REG clobber from expander pattern.
14990 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14991 (anddi3, andsi3, andhi3, andqi3): Ditto.
14992 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14993 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14994 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14995 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14996 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14997 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14998 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14999 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15001 2008-06-28 Richard Guenther <rguenther@suse.de>
15003 * tree-ssa-structalias.c (callused_id, var_callused,
15004 callused_tree): Add.
15005 (handle_pure_call): New function.
15006 (find_func_aliases): Call it.
15007 (find_what_p_points_to): Handle the call-used set.
15008 (clobber_what_escaped): Likewise.
15009 (compute_call_used_vars): New function.
15010 (init_base_vars): Init the call-used variable.
15011 (do_sd_constraint): Do not propagate the solution from CALLUSED
15012 but use CALLUSED as a placeholder.
15013 (solve_graph): Likewise.
15014 * tree-flow-inline.h (gimple_call_used_vars): New function.
15015 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15016 (compute_call_used_vars): Declare.
15017 * tree-ssa-alias.c (set_initial_properties): Call
15018 compute_call_used_vars.
15019 (reset_alias_info): Clear call-used variables.
15020 (add_call_clobber_ops): Assert we are not called for const/pure
15021 functions. Remove handling of them.
15022 (add_call_read_ops): Handle pure functions by adding the
15023 call-used set of variables as VUSEs.
15024 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15025 (delete_tree_ssa): Free it.
15026 * tree-dfa.c (remove_referenced_var): Clear the var from the
15029 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15031 * tree.c (build_varargs_function_type_list): New.
15032 (build_function_type_list_1): New.
15033 (build_function_type_list): Use build_function_type_list_1.
15034 * tree.h (build_varargs_function_type_list): New.
15036 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15039 * config/spu/spu.c (spu_builtin_splats): Do not generate
15040 invalid CONST_VECTOR expressions.
15041 (spu_expand_vector_init): Likewise.
15043 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15045 * optabs.c (libfunc_decls): New variable.
15046 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15047 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15048 for the same function twice.
15050 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15052 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15053 ix86_expand_binary_operator directly.
15054 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15056 (*ashrti3_1): Ditto.
15057 (*lshrti3_1): Ditto.
15058 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15059 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15060 using only one splitter. Conditionaly execute splitter before or
15061 after peephole2 pass.
15062 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15063 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15064 Use only one alternative in asm template.
15065 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15067 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15068 "J" operand constraint for operand 2.
15069 (*ashldi3_cconly_rex64): Ditto.
15070 (*ashrdi3_cmp_rex64): Ditto.
15071 (*ashrdi3_cconly_rex64): Ditto.
15072 (*lshrdi3_cmp_rex64): Ditto.
15073 (*lshrdi3_cconly_rex64): Ditto.
15074 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15075 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15076 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15079 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15081 * gimplify.c (omp_is_private): Don't return true if decl is not
15082 already private on #pragma omp for or #pragma omp parallel for.
15085 * tree-cfg.c (struct move_stmt_d): Replace block field with
15086 orig_block and new_block fields.
15087 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15088 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15089 (move_block_to_fn): Replace vars_map and new_label_map arguments
15090 with struct move_stmt_d pointer.
15091 (replace_block_vars_by_duplicates): New function.
15092 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15093 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15094 all subblocks of ORIG_BLOCK to the new function. Call
15095 replace_block_vars_by_duplicates.
15096 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15097 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15098 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15099 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15100 (expand_omp): Temporarily set input_location to the location of
15101 region's controlling stmt.
15102 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15103 BIND_EXPR, push ctx->block_vars and gimplification vars into
15104 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15105 into dest function.
15106 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15107 there are any BLOCK_VARS.
15108 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15109 OMP_PARALLEL or OMP_TASK stmt.
15110 (lower_omp): Save and restore input_location around the lower_omp_1
15113 2008-06-27 Richard Guenther <rguenther@suse.de>
15115 PR tree-optimization/36400
15116 PR tree-optimization/36373
15117 PR tree-optimization/36344
15118 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15119 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15120 (update_alias_info): Remove call clobbering code.
15121 (make_constraint_to): New helper function.
15122 (make_escape_constraint): Likewise.
15123 (handle_rhs_call): Use it on all pointer containing arguments.
15124 Also mark the static chain escaped.
15125 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15126 instead of ANYTHING.
15127 (make_constraint_from): New helper split out from ...
15128 (make_constraint_from_anything): ... here.
15129 (find_func_aliases): Add constraints for escape sites.
15130 (intra_create_variable_infos): Make constraints from NONLOCAL
15132 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15134 (clobber_what_p_points_to): Remove.
15135 (clobber_what_escaped): New function.
15136 (init_base_vars): Init NONLOCAL and ESCAPED.
15137 (do_sd_constraint): Do not propagate the solution from ESCAPED
15138 but use ESCAPED as a placeholder.
15139 (solve_graph): Likewise.
15140 * tree-flow.h (clobber_what_p_points_to): Remove.
15141 (clobber_what_escaped): Declare.
15142 * tree-ssa-alias.c (set_initial_properties): Call it.
15143 Remove code clobbering escaped pointers.
15145 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15147 * function.c (allocate_struct_function): Only allocate a unique
15148 funcdef_no if the decl is nonzero.
15150 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15152 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15153 * config/mips/mips.c (mips_split_const_insns): New function.
15154 * config/mips/mips.md (move_type): New attribute.
15155 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15156 (dword_mode): New attribute.
15157 (type): Avoid long line. Map "move_type"s to "type"s,
15158 choosing "multi" for doubleword moves if appropriate.
15159 Swap MTC/MFC comments to match their declaration order.
15160 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15161 "type" is "branch" or "jal" is "direct".
15162 (length): Handle "extended_mips16" first. Make the default
15163 "0" for "ghost" instructions. Set the length from "move_type".
15164 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15165 of "type", with "sll0" for the register alternative. Remove the
15166 "extended_mips16" attribute.
15167 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15168 of "type", with "shift_shift" for the register alternative.
15169 Remove the "length" attribute.
15170 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15171 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15172 of "type", with "andi" for the register alternative.
15173 (*zero_extendqihi2): Likewise.
15174 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15175 of "andi" instead of a "type" of "arith".
15176 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15178 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15179 (mov_<store>r, *mov<mode>_ra): Likewise.
15180 (extendsidi2): Use "move_type" instead of "type", with "move"
15181 for the register alternative.
15182 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15183 of "type", with "signext" for the register alternative.
15184 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15185 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15186 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15187 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15188 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15189 (unnamed branch insn): Likewise.
15190 (*movdi_gp32_fp64): Fold into...
15191 (*movdi_32bit): ...here.
15192 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15193 (*movdf_hardfloat): ...this new pattern.
15194 (*movdf_softfloat): Remove redundant FPR alternatives.
15195 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15196 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15197 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15198 the "move" attribute.
15199 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15200 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15201 and "store" for COP loads and stores.
15202 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15203 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15204 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15205 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15206 (*movtf_mips16, *movv2sf): Likewise.
15207 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15208 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15209 (mfhc1<mode>): Use "move_type" instead of "move".
15210 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15211 (loadgp_blockage): Remove the "length" attribute.
15212 (blockage, set_got_version, update_got_version): Likewise.
15213 (call_internal): Remove the "extended_mips16" attribute.
15214 (call_value_internal, call_value_multiple_internal): Likewise.
15215 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15217 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15218 the "length" attribute.
15220 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15222 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15223 -Wcast-qual warnings.
15224 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15225 handle_pragma_pop_macro): Likewise.
15226 * collect2.c (resolve_lib_name): Likewise.
15227 * config/arc/arc.c (arc_init): Likewise.
15228 * config/arm/arm.c (neon_builtin_compare,
15229 locate_neon_builtin_icode): Likewise.
15230 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15231 * config/bfin/bfin.c (bfin_init_machine_status,
15232 bfin_optimize_loop): Likewise.
15233 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15234 * config/cris/cris.c (cris_init_expanders): Likewise.
15235 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15236 * config/darwin.c (machopic_indirection_eq,
15237 machopic_indirection_name, machopic_output_indirection): Likewise.
15238 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15239 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15240 frv_optimize_membar): Likewise.
15241 * config/i386/cygwin.h (mingw_scan,
15242 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15243 * config/i386/cygwin1.c (mingw_scan): Likewise.
15244 * config/i386/i386.c (machopic_output_stub): Likewise.
15245 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15246 i386_pe_unique_section): Likewise.
15247 * config/ia64/ia64.c (ia64_init_machine_status,
15248 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15250 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15251 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15252 * config/m68k/m68k.c (m68k_handle_option,
15253 m68k_sched_md_init_global): Likewise.
15254 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15255 mcore_unique_section): Likewise.
15256 * config/mips/mips.c (mips_block_move_straight,
15257 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15259 * config/mmix/mmix.c (mmix_init_machine_status,
15260 mmix_encode_section_info): Likewise.
15261 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15262 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15263 print_operand_address, output_toc, redefine_groups,
15264 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15265 * config/s390/s390.c (s390_init_machine_status): Likewise.
15266 * config/score/score.c (score_block_move_straight,
15267 score_block_move_loop_body): Likewise.
15268 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15269 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15270 * emit-rtl.c (find_auto_inc): Likewise.
15271 * gcc.c (translate_options, process_command): Likewise.
15272 * reorg.c (dbr_schedule): Likewise.
15273 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15274 * xcoffout.c (xcoffout_declare_function): Likewise.
15276 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15278 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15279 ipa-pta working again.
15281 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15283 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15286 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15288 * config.gcc (powerpc*-*-*): Add new core e500mc.
15289 * config/rs6000/e500mc.md: New file.
15290 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15292 (rs6000_override_options): Add e500mc case to
15293 processor_target_table. Altivec and Spe options not allowed
15294 with e500mc. Add isel instruction to e500mc by
15295 default. Initialize rs6000_cost for e500mc.
15296 (rs6000_issue_rate): Set issue rate for e500mc.
15297 * config/rs6000/rs6000.h (processor_type): Add
15298 PROCESSOR_PPCE500MC.
15299 (ASM_CPU_SPEC): Add e500mc.
15300 Set TARGET_ISEL to rs6000_isel.
15301 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15302 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15303 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15305 * doc/invoke.texi: Add e500mc to list of cpus.
15307 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15310 * c-lex.c (lex_charconst): Initialize unsignedp.
15312 2008-06-27 Olivier Hainque <hainque@adacore.com>
15314 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15315 documented assumptions.
15317 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15319 * dwarf2out.c: Remove trailing white spaces. Break long line
15322 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15324 * libfuncs.h (LTI_synchronize): New libfunc_index.
15325 (synchronize_libfunc): Declare.
15326 * builtins.c (expand_builtin_synchronize): Consider using
15327 synchronize_libfunc before falling back on an asm blockage.
15328 * config/mips/mips.c: Include libfuncs.h
15329 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15331 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15333 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15334 parameter. Copy stack_reg to r11 where appropriate.
15335 (no_global_regs_above): Add gpr parameter.
15336 (rs6000_stack_info): Only add padding for SPE save area if we
15337 are saving SPE GPRs and CR.
15338 (saveres_routine_syms): New variable.
15339 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15341 (rs6000_savres_routine_sym): New function.
15342 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15344 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15345 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15346 Tweak FPR out-of-line saving.
15347 (rs6000_make_savres_rtx): New function.
15348 (rs6000_use_multiple_p): New function.
15349 (rs6000_savres_strategy): New function.
15350 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15351 out-of-line if appropriate.
15352 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15353 if we are optimizing for size.
15354 (GP_SAVE_INLINE): Define.
15355 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15356 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15357 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15358 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15359 (*save_fpregs_<mode>): Add use of r11.
15360 (*restore_gpregs_<mode>): New insn.
15361 (*return_and_restore_gpregs_<mode>): New insn.
15362 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15364 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15365 (*restore_gpregs_spe): New insn.
15366 (*return_and_restore_gpregs_spe): New insn.
15367 * config/rs6000/predicates.md (save_world_operation): Fix check.
15369 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15371 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15372 this point, so assert that.
15374 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15376 * cfganal.c: Include vec.h and vecprim.h.
15377 (compute_idf): Import from...
15378 * tree-into-ssa (compute_idf): ...here.
15379 * basic-block.h (compute_idf): Export.
15381 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15383 * c-decl.c (merge_decls): Use !current_function_decl to check for
15384 extern declaration of C99 inline function being at file scope.
15386 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15388 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15390 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15392 * alias.c (record_alias_subset, init_alias_analysis): Fix
15393 -Wc++-compat and/or -Wcast-qual warnings.
15394 * attribs.c (lookup_attribute_spec): Likewise.
15395 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15396 copy_bb, connect_traces,
15397 find_rarely_executed_basic_blocks_and_cr): Likewise.
15398 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15399 note_btr_set, migrate_btr_defs): Likewise.
15400 * builtins.c (result_vector, expand_builtin_memcpy,
15401 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15402 builtin_memset_read_str, expand_builtin_printf,
15403 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15405 * caller-save.c (mark_set_regs): Likewise.
15406 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15407 * cgraph.c (cgraph_edge): Likewise.
15408 * combine.c (likely_spilled_retval_1): Likewise.
15409 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15410 htab_counts_entry_del, get_coverage_counts): Likewise.
15411 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15412 new_cselib_val): Likewise.
15413 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15414 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15416 * df-core.c (df_compact_blocks): Likewise.
15417 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15418 * df-scan.c (df_grow_reg_info, df_ref_create,
15419 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15420 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15421 df_record_entry_block_defs, df_record_exit_block_uses,
15422 df_bb_verify): Likewise.
15423 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15424 DF_REF_EXTRACT_MODE_CONST): New.
15425 * dominance.c (get_immediate_dominator, get_dominated_by,
15426 nearest_common_dominator, root_of_dom_tree,
15427 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15428 -Wc++-compat and/or -Wcast-qual warnings.
15429 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15430 record_store, replace_read, check_mem_read_rtx, scan_insn,
15431 dse_step1, dse_record_singleton_alias_set): Likewise.
15432 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15434 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15436 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15437 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15438 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15439 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15440 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15441 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15442 file_name_acquire, output_file_names, add_const_value_attribute,
15443 premark_used_types_helper, file_table_eq, file_table_hash,
15444 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15445 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15446 -Wcast-qual warnings.
15447 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15448 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15449 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15450 gen_reg_rtx, start_sequence, init_emit): Likewise.
15451 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15452 * except.c (init_eh_for_function, gen_eh_region,
15453 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15454 arh_to_landing_pad, arh_to_label, add_action_record,
15455 add_call_site, switch_to_exception_section): Likewise.
15456 * expmed.c (synth_mult): Likewise.
15457 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15458 store_expr): Likewise.
15459 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15461 * function.c (assign_stack_temp_for_type,
15462 allocate_struct_function, match_asm_constraints_1): Likewise.
15463 * gcov-io.c (gcov_allocate): Likewise.
15464 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15465 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15466 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15467 record_one_set, insert_expr_in_table, insert_set_in_table,
15468 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15469 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15470 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15471 -Wcast-qual warnings.
15473 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15475 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15476 -Wcast-qual warnings.
15477 * gcc.c (process_command): Likewise.
15478 * genattrtab.c (oballoc): Use XOBNEW.
15479 (oballocvec): Define.
15480 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15481 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15482 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15483 -Wc++-compat and/or -Wcast-qual warnings.
15484 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15485 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15486 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15487 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15488 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15489 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15490 add_excls, process_presence_absence_names,
15491 process_presence_absence_patterns, add_presence_absence,
15492 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15493 get_free_state, add_arc, get_free_automata_list_el,
15494 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15495 transform_3, cache_presence, create_ainsns, create_automata,
15496 create_state_ainsn_table, dfa_insn_code_enlarge,
15497 output_trans_func, output_min_issue_delay_func,
15498 output_dead_lock_func, output_reset_func,
15499 output_get_cpu_unit_code_func, output_dfa_start_func,
15500 expand_automata): Likewise.
15501 * genextract.c (gen_insn): Likewise.
15502 * gengtype-lex.l: Likewise.
15503 * gengtype.c (read_input_list, adjust_field_type,
15504 process_gc_options): Likewise.
15505 * genoutput.c (note_constraint): Likewise.
15506 * genpreds.c (mangle, add_constraint): Likewise.
15507 * genrecog.c (process_define_predicate, new_decision,
15508 add_to_sequence): Likewise.
15509 * gensupport.c (record_insn_name): Likewise.
15511 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15513 * config/i386/driver-i386.c (detect_caches_amd,
15514 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15515 and/or -Wcast-qual warnings.
15516 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15517 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15518 gt_pch_save): Likewise.
15519 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15520 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15521 * global.c (compute_regsets): Likewise.
15522 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15523 finish_graph_dump_file): Likewise.
15524 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15525 unlink_bb_notes): Likewise.
15526 * integrate.c (get_hard_reg_initial_val): Likewise.
15527 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15528 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15529 * local-alloc.c (update_equiv_regs): Likewise.
15530 * loop-invariant.c (check_invariant_table_size,
15531 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15533 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15534 altered_reg_used, mark_altered): Likewise.
15535 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15536 insert_var_expansion_initialization,
15537 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15538 release_var_copies): Likewise.
15539 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15540 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15541 analyze_accesses_for_phi_node, check_var_notmodified_p,
15542 check_allocation_function, find_sites_in_func,
15543 record_all_accesses_in_func, transform_access_sites,
15544 transform_allocation_sites): Likewise.
15545 * omp-low.c (new_omp_region, create_omp_child_function_name,
15546 check_omp_nesting_restrictions, check_combined_parallel,
15547 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15548 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15549 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15550 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15552 * opts-common.c (prune_options): Likewise.
15553 * opts.c (add_input_filename, print_filtered_help,
15554 get_option_state): Likewise.
15555 * params.c (add_params): Likewise.
15556 * passes.c (set_pass_for_id, next_pass_1,
15557 do_per_function_toporder, pass_fini_dump_file): Likewise.
15558 * postreload.c (reload_cse_simplify_operands): Likewise.
15559 * predict.c (tree_predicted_by_p, tree_predict_edge,
15560 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15562 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15564 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15566 * recog.c (check_asm_operands, validate_change_1): Likewise.
15567 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15568 subst_asm_stack_regs): Likewise.
15569 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15570 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15571 * regmove.c (reg_is_remote_constant_p): Likewise.
15572 * regrename.c (regrename_optimize, scan_rtx_reg,
15573 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15575 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15576 regstat_compute_calls_crossed): Likewise.
15577 * reload1.c (init_reload, new_insn_chain,
15578 has_nonexceptional_receiver, reload, copy_reloads,
15579 calculate_needs_all_insns, init_elim_table): Likewise.
15580 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15581 * rtl.c (shallow_copy_rtx_stat): Likewise.
15582 * rtlanal.c (parms_set): Likewise.
15583 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15584 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15585 * sched-ebb.c (earliest_block_with_similiar_load,
15586 add_deps_for_risky_insns): Likewise.
15587 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15588 schedule_region): Likewise.
15589 * see.c (eq_descriptor_pre_extension,
15590 hash_descriptor_pre_extension, hash_del_pre_extension,
15591 eq_descriptor_properties, hash_descriptor_properties,
15592 hash_del_properties, see_seek_pre_extension_expr,
15593 see_initialize_data_structures, see_print_register_properties,
15594 see_print_pre_extension_expr, see_delete_merged_def_extension,
15595 see_delete_unmerged_def_extension, see_emit_use_extension,
15596 see_pre_delete_extension, see_map_extension, see_commit_changes,
15597 see_analyze_merged_def_local_prop,
15598 see_analyze_merged_def_local_prop,
15599 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15600 see_set_prop_merged_def, see_set_prop_unmerged_def,
15601 see_set_prop_unmerged_use, see_print_one_extension,
15602 see_merge_one_use_extension, see_merge_one_def_extension,
15603 see_store_reference_and_extension, see_update_uses_relevancy,
15604 see_update_defs_relevancy): Likewise.
15605 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15606 hash_statistics_free, curr_statistics_hash): Likewise.
15607 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15608 expand_asm_operands, expand_return, case_bit_test_cmp,
15609 expand_case): Likewise.
15610 * stor-layout.c (start_record_layout): Likewise.
15611 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15612 gt_pch_save_stringpool): Likewise.
15613 * tree-data-ref.c (hash_stmt_vertex_info,
15614 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15615 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15617 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15620 * config/i386/i386.md : Change constraints of HImode and QImode
15621 immediate operands from "i" to "n". Change SImode "ni" constraint to
15622 "i" and SImode "rmi" constraint to "g". Remove all constraints
15623 from const0_operand and const1_operand predicated operands.
15624 (i): Change QImode and HImode attribute from "i" to "n".
15625 (*subqi_2): Change HImode operands to QImode.
15628 2008-06-25 Olivier Hainque <hainque@adacore.com>
15630 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15633 2008-06-25 Richard Guenther <rguenther@suse.de>
15635 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15636 not overflow the result type.
15638 2008-06-25 Richard Guenther <rguenther@suse.de>
15640 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15641 (vn_lookup): Likewise.
15643 2008-06-25 Richard Guenther <rguenther@suse.de>
15645 PR tree-optimization/35518
15646 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15647 * tree-sra.c (instantiate_element): Use fold_build3 to build
15649 (try_instantiate_multiple_fields): Likewise.
15651 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15653 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15656 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15658 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15659 use_backchain_to_restore_sp to true
15660 if the offset of the link register save area would go over the 32k - 1
15661 offset limit of the load
15664 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15666 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15667 anchor for the type-punning blurb. Cross-reference "Structures
15668 unions enumerations and bit-fields implementation". Provide a
15669 cast-through-pointer example. Make final sentence self-contained.
15670 * doc/implement-c.texi (Structures unions enumerations and
15671 bit-fields implementation): Cross-reference the type-punning blurb
15672 in the -fstrict-aliasing documentation.
15674 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15676 PR middle-end/36594
15677 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15678 the memory instead of the memory itself for the save area.
15680 2008-06-24 Olivier Hainque <hainque@adacore.com>
15681 Nicolas Roche <roche@adacore.com>
15683 * gengtype.c (srcdir_len): size_t instead of int.
15684 (get_file_realbasename): New function. For F a filename, the real
15685 basename of F, with all the path components stripped.
15686 (get_file_srcdir_relative_path): New function. For F a filename, the
15687 relative path to F from $(srcdir).
15688 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15689 get_file_realbasename. Adjust the head comment.
15690 (get_prefix_langdir_index): New function. For F a filename, return the
15691 lang_dir_names[] relative index of the language directory that is
15693 (get_file_langdir): For F a filename, return the name of the language
15694 directory where F is located.
15695 (get_file_gtfilename): New function. The gt- output file name for an
15697 (get_output_file_with_visibility): Replace in-line computations with
15698 uses of get_file_gtfilename and get_prefix_langdir_index.
15699 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15701 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15703 PR tree-optimization/36504
15704 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15705 references without base address.
15707 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15709 PR middle-end/36584
15710 * calls.c (expand_call): Increase alignment for recursive functions.
15712 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15714 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15715 (TARGET_FUNCTION_VALUE): New define.
15716 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15717 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15719 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15722 (fmod<mode>3): Ditto.
15723 (remainderxf3): Ditto.
15724 (remainder<mode>3): Ditto.
15726 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15729 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15730 REG is a hard register.
15732 PR tree-optimization/36508
15733 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15734 499, don't check it at all in release compilers.
15736 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15738 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15739 together with SSE_TARGET_MATH to disable insn pattern.
15740 (*fop_<MODEF:mode>_2_i387): Ditto.
15741 (*fop_<MODEF:mode>_3_i387): Ditto.
15743 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15745 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15747 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15749 PR middle-end/34906
15750 * gimplify.c (gimplify_asm_expr): Check the return code of
15751 parse_output_constraint call, set function return and is_inout
15752 value if it failed.
15754 2008-06-22 Ian Lance Taylor <iant@google.com>
15756 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15757 (narrowest_signed_type): Likewise.
15758 * c-typeck.c (c_common_type): Change local variable mclass to enum
15760 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15761 tcc_comparison, not the tree code itself.
15762 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15763 (c_expand_expr): Cast modifier to enum expand_modifier.
15764 * c-common.h (C_RID_CODE): Add casts.
15765 (C_SET_RID_CODE): Define.
15766 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15767 (c_lex_one_token): Add cast to avoid warning.
15768 (c_parser_objc_type_name): Rename local typename to type_name.
15769 (check_no_duplicate_clause): Change code parameter to enum
15771 (c_parser_omp_var_list_parens): Change kind parameter to enum
15773 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15774 c_parser_omp_list_var_parens.
15775 (c_parser_omp_threadprivate): Likewise.
15776 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15777 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15778 * c-format.c (NO_FMT): Define.
15779 (printf_length_specs): Use NO_FMT.
15780 (asm_fprintf_length_specs): Likewise.
15781 (gcc_diag_length_specs): Likewise.
15782 (scanf_length_specs): Likewise.
15783 (strfmon_length_specs): Likewise.
15784 (gcc_gfc_length_specs): Likewise.
15785 (printf_flag_specs): Change 0 to STD_C89.
15786 (asm_fprintf_flag_specs): Likewise.
15787 (gcc_diag_flag_specs): Likewise.
15788 (gcc_cxxdiag_flag_specs): Likewise.
15789 (scanf_flag_specs): Likewise.
15790 (strftime_flag_specs): Likewise.
15791 (strfmon_flag_specs): Likewise.
15792 (print_char_table): Likewise.
15793 (asm_fprintf_char_table): Likewise.
15794 (gcc_diag_char_table): Likewise.
15795 (gcc_tdiag_char_table): Likewise.
15796 (gcc_cdiag_char_table): Likewise.
15797 (gcc_cxxdiag_char_table): Likewise.
15798 (gcc_gfc_char_table): Likewise.
15799 (scan_char_table): Likewise.
15800 (time_char_table): Likewis.
15801 (monetary_char_table): Likewise.
15802 * c-format.h (BADLEN): Likewise.
15804 2008-06-21 Ian Lance Taylor <iant@google.com>
15806 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15807 Define END_OF_BASE_TREE_CODES around inclusion.
15808 * tree.c (tree_code_type): New global array.
15809 (tree_code_length, tree_code_name): Likewise.
15810 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15811 $(lang_tree_files).
15812 (all-tree.def, s-alltree): New targets.
15813 (gencheck.h, s-gencheck): Remove.
15814 (tree.o): Depend upon all-tree.def.
15815 (build/gencheck.o): Remove gencheck.h dependency.
15816 (mostlyclean): Don't remove gencheck.h.
15817 * c-common.h (enum c_tree_code): Remove.
15818 * c-lang.c (tree_code_type): Remove.
15819 (tree_code_length, tree_code_name): Remove.
15820 * gencheck.c (tree_codes): Include all-tree.def, rather than
15821 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15823 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15825 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15826 (operator_name_info): Size to MAX_TREE_CODES.
15827 (assignment_operator_name_info): Likewise.
15828 * cp/cp-lang.c (tree_code_type): Remove.
15829 (tree_code_length, tree_code_name): Remove.
15830 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15831 (assignment_operator_name_info): Likewise.
15832 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15834 * cp/mangle.c (write_expression): Likewise.
15835 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15836 * fortran/f95-lang.c (tree_code_type): Remove.
15837 (tree_code_length, tree_code_name): Remove.
15838 * java/java-tree.h (enum java_tree_code): Remove.
15839 * java/lang.c (tree_code_type): Remove.
15840 (tree_code_length, tree_code_name): Remove.
15841 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15842 * objc/objc-act.h (enum objc_tree_code): Remove.
15843 * objc/objc-lang.c (tree_code_type): Remove.
15844 (tree_code_length, tree_code_name): Remove.
15845 * objcp/objcp-lang.c (tree_code_type): Remove.
15846 (tree_code_length, tree_code_name): Remove.
15847 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15848 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15849 * ada/misc.c (tree_code_type): Remove.
15850 (tree_code_length, tree_code_name): Remove.
15852 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15854 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15855 the grand_bitmap_obstack.
15857 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15859 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15860 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15861 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15862 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15863 move_stmt_r, new_label_mapper): Likewise.
15864 * tree-complex.c (cvc_lookup): Likewise.
15865 * tree-dfa.c (create_function_ann): Likewise.
15866 * tree-dump.c (dump_register): Likewise.
15867 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15868 find_phi_replacement_condition): Likewise.
15869 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15870 tree_function_versioning): Likewise.
15871 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15872 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15873 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15874 get_nonlocal_debug_decl, convert_nonlocal_reference,
15875 convert_nonlocal_omp_clauses, get_local_debug_decl,
15876 convert_local_reference, convert_local_omp_clauses,
15877 convert_nl_goto_reference, convert_nl_goto_receiver,
15878 convert_tramp_reference, convert_call_expr): Likewise.
15879 * tree-outof-ssa.c (contains_tree_r): Likewise.
15880 * tree-parloops.c (reduction_phi, initialize_reductions,
15881 eliminate_local_variables_1, add_field_for_reduction,
15882 add_field_for_name, create_phi_for_local_result,
15883 create_call_for_reduction_1, create_loads_for_reductions,
15884 create_stores_for_reduction, create_loads_and_stores_for_name):
15886 * tree-phinodes.c (allocate_phi_node): Likewise.
15887 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15888 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15889 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15890 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15891 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15892 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15893 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15894 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15895 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15896 vn_nary_op_insert): Likewise.
15897 * tree-ssa.c (redirect_edge_var_map_add,
15898 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15899 * tree-vectorizer.c (vectorize_loops): Likewise.
15900 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15901 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15902 tree_cons_stat, build1_stat, build_variant_type_copy,
15903 decl_init_priority_lookup, decl_fini_priority_lookup,
15904 decl_priority_info, decl_restrict_base_lookup,
15905 decl_restrict_base_insert, decl_debug_expr_lookup,
15906 decl_debug_expr_insert, decl_value_expr_lookup,
15907 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15908 type_hash_add, get_file_function_name, tree_check_failed,
15909 tree_not_check_failed, tree_range_check_failed,
15910 omp_clause_range_check_failed, build_omp_clause,
15911 build_vl_exp_stat): Likewise.
15912 * value-prof.c (gimple_histogram_value,
15913 gimple_duplicate_stmt_histograms): Likewise.
15914 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15915 unshare_variable, variable_union_info_cmp_pos, variable_union,
15916 dataflow_set_different_1, dataflow_set_different_2,
15917 vt_find_locations, variable_was_changed, set_variable_part,
15918 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15919 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15920 section_entry_hash, object_block_entry_eq,
15921 object_block_entry_hash, create_block_symbol,
15922 initialize_cold_section_name, default_function_rodata_section,
15923 strip_reg_name, set_user_assembler_name, const_desc_eq,
15924 build_constant_desc, output_constant_def, lookup_constant_def,
15925 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15926 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15927 default_internal_label): Likewise.
15928 * varray.c (varray_init, varray_grow): Likewise.
15929 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15931 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15933 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15934 operators for "test" insn. Macroize insn using SWI mode macro.
15935 (*jcc_fused_2): Ditto.
15936 (*jcc_fused_3): Macroize insn using SWI mode macro.
15937 (*jcc_fused_4): Ditto.
15939 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15941 * tree-ssa-pre.c: Fix typo in comment.
15942 (init_antic, fini_antic): Add explicit funtions for
15943 initializing and deinitializing ANTIC and AVAIL sets.
15944 (create_expression_by_pieces): Fix typo in comment.
15945 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15946 (execute_pre): Eventually dump details about ANTIC_IN.
15948 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15950 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15951 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15952 add_to_obstack, file_at_path, find_a_file, execute,
15953 add_preprocessor_option, add_assembler_option, add_linker_option,
15954 process_command, insert_wrapper, do_option_spec, do_self_spec,
15955 spec_path, do_spec_1, is_directory, main, used_arg,
15956 getenv_spec_function): Likewise.
15957 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15958 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15961 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15963 * doc/rtl.texi: Updated subreg section.
15965 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15968 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15969 node->needed and node->reachable.
15970 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15971 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15972 (expand_task_call): Don't call expand_task_copyfn.
15973 (expand_task_copyfn): Renamed to...
15974 (finalize_task_copyfn): ... this.
15976 2008-06-19 Jan Hubicka <jh@suse.cz>
15978 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15979 clobbering framepointer.
15981 2008-06-19 Jan Hubicka <jh@suse.cz>
15983 * tree-optimize.c (execute_early_local_optimizations): Set
15984 cgraph_state only at first invocation.
15986 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15988 * system.h (-Wc++-compat): Activate as a warning, no an error.
15990 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15992 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15993 instead of "#" in insn asm template.
15994 (*jcc_fused_2): Ditto.
15996 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15998 * config/i386/i386.h (ix86_tune_indices)
15999 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16000 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16001 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16002 (*jcc_fused_2): Ditto.
16003 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16004 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16005 (print operand): Handle 'E' and 'e' code.
16007 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16009 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16010 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16011 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16013 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16015 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16017 (cgraph_expand_function): Use local copy of decl.
16018 (cgraph_expand_all_functions): Remove redundant initialization of
16020 (cgraph_optimize): Reword internal_error message.
16022 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16024 * arm-protos.h (arm_return_in_memory): Remove public
16025 arm_return_in_memory() prototype.
16026 * arm.c (arm_return_in_memory): Add static prototype, add target
16027 hook macro, change definition and comments.
16028 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16030 2008-06-19 Ben Elliston <bje@au.ibm.com>
16032 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16033 real.c: Remove references to IEEE 754R.
16034 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16035 * doc/libgcc.texi (Decimal float library routines): Likewise.
16037 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16039 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16040 (default_unwind_word_mode): Add prototype.
16041 * targhooks.c (default_unwind_word_mode): New function.
16042 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16043 instead of word_mode.
16044 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16045 (TARGET_INITIALIZER): Use it.
16047 * c-common.c (handle_mode_attribute): Support "unwind_word"
16049 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16051 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16052 word_mode to access SjLj_Function_Context member "data".
16053 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16054 conversion from targetm.eh_return_filter_mode () to
16055 targetm.unwind_word_mode () if they differ.
16057 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16058 (BT_FN_UNWINDWORD_PTR): New function type.
16059 (BT_FN_WORD_PTR): Remove.
16060 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16061 * except.c (expand_builtin_extend_pointer): Convert pointer to
16062 targetm.unwind_word_mode () instead of word_mode.
16064 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16065 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16066 (spu_unwind_word_mode): New function.
16067 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16068 (TARGET_UNWIND_WORD_MODE): Define.
16069 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16071 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16073 * config/spu/spu.c (reg_align): Remove.
16074 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16075 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16076 (spu_split_store): Likewise.
16078 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16080 * gcc/tree-vn.c: Fix typo in comment.
16082 2008-06-18 Jan Hubicka <jh@suse.cz>
16084 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16085 toplevel reorder too.
16087 2008-06-18 Jan Hubicka <jh@suse.cz>
16089 * c-opts.c (c_common_post_options): PCH is not compatible with
16091 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16092 -fno-toplevel-reorder by default now.
16094 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16096 PR documentation/30739
16097 * doc/install.texi (Prerequisites): Document dependency on awk.
16099 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16100 Ian Lance Taylor <iant@google.com>
16102 PR rtl-optimization/35604
16103 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16104 only want to change jump destinations, not eventual label comparisons.
16106 2008-06-16 Jan Hubicka <jh@suse.cz>
16108 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16110 (cgraph_analyze_function): Likewise.
16112 2008-06-16 Jan Hubicka <jh@suse.cz>
16114 * cgraph.h (cgraph_mark_if_needed): New function.
16115 * cgraphunit.c (cgraph_mark_if_needed): New function.
16116 * c-decl.c (duplicate_decl): Use it.
16118 2008-06-16 Jan Hubicka <jh@suse.cz>
16120 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16123 2008-06-16 Jan Hubicka <jh@suse.cz>
16125 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16127 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16128 Kazu Hirata <kazu@codesourcery.com>
16129 Maxim Kuvyrkov <maxim@codesourcery.com
16131 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16132 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16133 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16134 EXTRA_SPEC_FUNCTIONS.
16135 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16136 (DRIVER_SELF_SPECS): Adjust.
16137 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16138 * config/mips/st.h, config/mips/t-st: New.
16139 * config/mips/driver-native.c, config/mips/x-native: New.
16140 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16143 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16145 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16147 (ISA_HAS_FP_CONDMOVE): New macro.
16148 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16149 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16150 (ISA_HAS_NMADD3_NMSUB3): New macro.
16151 * config/mips/mips.c (mips_rtx_costs): Update.
16152 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16153 compiling for ST Loongson 2E/2F.
16154 (madd<mode>): Rename to madd4<mode>. Update.
16155 (madd3<mode>): New pattern.
16156 (msub<mode>): Rename to msub4<mode>. Update.
16157 (msub3<mode>): New pattern.
16158 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16159 (nmadd3<mode>): New pattern.
16160 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16161 (nmadd3<mode>_fastmath): New pattern.
16162 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16163 (nmsub3<mode>): New pattern.
16164 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16165 (nmsub3<mode>_fastmath): New pattern.
16166 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16168 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16170 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16171 (DF_REF_INSN_INFO): New.
16172 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16173 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16174 with a NULL DF_REF_INSN_INFO.
16175 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16177 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16178 DF_INSN_INFO_EQ_USES): New.
16179 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16180 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16181 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16182 * df-core.c: Update comment for above changes.
16183 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16184 DF_INSN_UID_* macros.
16185 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16186 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16187 insn rtx. Update all callers.
16188 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16189 df_ref_create_structure, df_insn_refs_collect): Likewise.
16190 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16191 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16192 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16193 macros to access the insn refs.
16194 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16195 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16196 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16197 for accessing the refs.
16198 (try_fwprop_subst): Likewise.
16199 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16200 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16201 for accessing the refs.
16202 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16203 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16204 to look at the insn refs.
16205 (record_uses): Likewise.
16206 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16208 (mark_artificial_uses): Don't mark_insn for artificial refs.
16209 (mark_reg_rependencies): Likewise.
16211 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16213 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16215 * configure: Regenerate.
16217 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16219 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16221 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16223 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16225 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16226 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16227 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16229 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16231 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16232 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16233 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16235 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16237 * tree-ssa-sccvn.c: Fix format of comments.
16239 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16241 * cgraph.c: Remove unneeded forward declarations of eq_node()
16244 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16246 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16248 (see_update_relevancy): Likewise.
16249 * fwprop.c (try_fwprop_subst): Likewise.
16250 * rtlanal.c (noop_move_p): Likewise.
16251 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16252 notes to non-existing libcall blocks.
16253 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16255 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16256 (dead_libcall_p): Remove.
16257 (delete_trivially_dead_insns): Don't use it.
16258 * web.c (union_defs): Remove comment about keeping nops.
16259 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16260 (compute_hash_table_work): Don't track libcall notes.
16261 (do_local_cprop): Don't take libcall pointers. Don't update
16263 (adjust_libcall_notes): Deleted.
16264 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16265 ever have existed in the first place).
16266 (replace_store_insn): Don't try to remove libcall notes.
16267 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16268 (resolve_reg_notes): Don't call them.
16269 (resolve_simple_move): Likewise.
16270 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16271 Don't remove REG_RETVAL notes.
16272 * emit-rtl.c (try_split): Don't update libcall notes.
16273 (emit_copy_of_insn_after): Dito.
16274 * cselib.c (cselib_current_insn_in_libcall): Remove.
16275 (cselib_process_insn): Don't set/clear it.
16276 (new_elt_loc_list): Don't record it.
16277 (cselib_init): Don't initialize it.
16278 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16279 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16281 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16282 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16283 (init_deps): Don't initialize it.
16284 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16285 * combine.c (delete_noop_moves): Don't update libcall notes.
16286 (can_combine_p): Remove now pointless #if 0 block.
16287 (try_combine): Remove another obsolete #if 0 block.
16288 (distribute_notes): Don't distribute libcall notes.
16289 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16290 * dce.c (libcall_dead_p): Remove.
16291 (delete_unmarked_insns): Don't handle libcall blocks.
16292 (preserve_libcall_for_dce): Remove.
16293 (prescan_insns_for_dce): Don't special-case libcall block insns.
16294 * reload1 (reload): Don't handle libcall notes.
16295 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16298 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16300 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16301 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16302 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16304 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16306 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16307 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16308 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16310 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16312 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16314 2008-06-16 Ira Rosen <irar@il.ibm.com>
16316 PR tree-optimization/36493
16317 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16318 the arguments list. Use VECTYPE to create vector pointer.
16319 (vectorizable_store): Fail if accesses through a pointer to vectype
16320 do not alias the original memory reference operands.
16321 Call vect_create_data_ref_ptr without the removed argument.
16322 (vectorizable_load): Likewise.
16323 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16326 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16329 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16330 reg_equiv_constant.
16332 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16334 * config/mips/loongson2ef.md: New file.
16335 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16336 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16337 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16338 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16339 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16341 (loongson2ef.md): New include.
16342 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16343 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16344 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16345 (loongson_gt_<mode>, loongson_extract_halfword)
16346 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16347 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16348 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16349 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16350 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16351 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16352 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16353 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16354 (vec_interleave_low<mode>): Define type attribute.
16355 * config/mips/mips.c (mips_ls2): New static variable.
16356 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16357 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16358 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16359 Implement target scheduling hooks.
16360 (mips_multipass_dfa_lookahead): Update to handle tuning for
16362 (mips_sched_init): Initialize data for Loongson scheduling.
16363 (mips_ls2_variable_issue): New static function.
16364 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16366 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16367 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16368 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16369 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16370 Handle ST Loongson 2E/2F cores.
16371 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16373 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16375 * omp-low.c (extract_omp_for_data): Fix comment typo.
16378 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16380 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16381 FIXME note about gcc/config.guess.
16382 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16383 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16384 * doc/cppopts.texi: Likewise.
16385 * doc/extend.texi: Likewise.
16386 * doc/gcc.texi: Likewise.
16387 * doc/gccint.texi: Likewise.
16388 * doc/gcov.texi: Likewise.
16389 * doc/gty.texi: Likewise.
16390 * doc/hostconfig.texi: Likewise.
16391 * doc/install.texi: Likewise.
16392 * doc/invoke.texi: Likewise.
16393 * doc/loop.texi: Likewise.
16394 * doc/makefile.texi: Likewise.
16395 * doc/md.texi: Likewise.
16396 * doc/passes.texi: Likewise.
16397 * doc/tm.texi: Likewise.
16398 * doc/tree-ssa.texi: Likewise.
16399 * doc/trouble.texi: Likewise.
16401 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16402 Nathan Sidwell <nathan@codesourcery.com>
16403 Maxim Kuvyrkov <maxim@codesourcery.com>
16404 Richard Sandiford <rdsandiford@googlemail.com>
16406 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16407 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16408 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16410 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16411 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16412 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16414 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16415 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16416 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16417 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16418 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16419 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16420 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16421 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16422 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16423 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16424 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16425 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16426 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16427 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16428 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16429 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16430 (mips_builtins): Add Loongson builtins.
16431 (mips_loongson_2ef_bdesc): New.
16432 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16433 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16434 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16435 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16437 (mips_expand_vector_init): New.
16438 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16439 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16441 * config/mips/mips.md: Add unspec numbers for Loongson
16442 builtins. Include loongson.md.
16443 (MOVE64): Include Loongson vector modes.
16444 (SPLITF): Include Loongson vector modes.
16445 (HALFMODE): Handle Loongson vector modes.
16446 * config/mips/loongson.md: New.
16447 * config/mips/loongson.h: New.
16448 * config.gcc: Add loongson.h header for mips*-*-* targets.
16449 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16451 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16453 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16454 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16455 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16456 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16457 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16458 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16459 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16460 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16461 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16462 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16463 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16464 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16465 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16466 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16467 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16468 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16469 Remove use_fixproto=yes.
16470 (ia64*-*-hpux*): Remove comment about using fixproto.
16471 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16473 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16475 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16477 * configure: Regenerate.
16479 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16481 PR middle-end/36520
16482 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16483 before evaluating it.
16485 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16488 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16489 nested inline functions.
16490 (start_decl, start_function): Don't invert DECL_EXTERNAL
16491 for nested inline functions.
16493 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16495 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16496 splits that must be made for correctness.
16498 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16500 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16501 (AVAIL_NON_MIPS16): Likewise.
16502 (mips_builtin_description): Replace target_flags with a predicate.
16503 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16504 (dspr2_32): New availability predicates.
16505 (MIPS_BUILTIN): New macro.
16506 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16507 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16508 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16509 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16510 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16511 (mips_dsp_32only_bdesc): Merge into...
16512 (mips_builtins): ...this new array.
16513 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16514 (mips_init_builtins): Update after above changes.
16515 (mips_expand_builtin_1): Merge into...
16516 (mips_expand_builtin): ...here and update after above changes.
16518 2008-06-12 Paul Brook <paul@codesourcery.com>
16520 * longlong.h (__arm__): Define count_leading_zeros.
16521 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16522 (clzsi2, clzdi2): New functions.
16523 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16524 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16525 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16526 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16527 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16528 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16529 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16530 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16531 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16532 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16534 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16536 * config/m68k/m68k.c (m68k_tune_flags): New.
16537 (override_options): Compute m68k_tune_flags.
16538 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16539 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16541 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16543 PR middle-end/36506
16544 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16546 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16548 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16549 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16551 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16553 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16554 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16556 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16558 PR middle-end/36506
16559 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16562 2008-06-12 Richard Guenther <rguenther@suse.de>
16564 PR tree-optimization/36345
16565 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16566 add memory_tag_needed flag.
16567 (may_alias_p): Declare.
16568 * tree-ssa-alias.c (may_alias_p): Export.
16569 (set_initial_properties): Use memory_tag_needed flag.
16570 (update_reference_counts): Likewise.
16571 (reset_alias_info): Reset memory_tag_needed flag.
16572 (create_name_tags): Check memory_tag_needed flag.
16573 (dump_points_to_info_for): Dump it.
16574 * tree-ssa-structalias.c (struct variable_info): Remove
16575 directly_dereferenced flag.
16576 (new_var_info): Do not initialize it.
16577 (process_constraint_1): Do not set it.
16578 (update_alias_info): Set is_dereferenced flag.
16579 (set_uids_in_ptset): Use may_alias_p.
16580 (set_used_smts): Check memory_tag_needed flag.
16581 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16582 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16583 memory_tag_needed flag.
16584 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16585 from broken design.
16587 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16589 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16590 red zone for w64 abi.
16591 (ix86_expand_prologue): Likewise.
16592 (ix86_force_to_memory): Likewise.
16593 (ix86_free_from_memory): Likewise.
16595 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16598 * config/rs6000/rs6000.c (rs6000_override_options): Set
16599 rs6000_isel conditionally to the absence of comand line override.
16600 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16601 Remove duplicate rs6000_isel setting.
16602 * config/rs6000/eabispe.h: Ditto.
16604 2008-06-11 Richard Guenther <rguenther@suse.de>
16606 * alias.c (get_alias_set): Use the element alias-set for arrays.
16607 (record_component_aliases): For arrays and vectors do nothing.
16608 * c-common.c (strict_aliasing_warning): Handle the cases
16609 of alias set zero explicitly.
16610 * Makefile.in (dfp.o-warn): Add -Wno-error.
16612 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16614 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16616 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16617 tune_32 tune_64 to supported_defaults. Allow values not
16618 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16619 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16620 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16621 with_cpu_64 to generic for 64-bit-supporting configurations, not
16622 with_cpu. Remove FIXMEs.
16623 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16624 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16625 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16626 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16627 arch_32 and arch_64.
16629 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16630 Olivier Hainque <hainque@adacore.com>
16632 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16633 Use DECL_SIZE_UNIT to retrieve the size of the field.
16635 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16637 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16638 with function calls after declarations. Lay out
16639 neon_float_type_node before further use.
16641 2008-06-11 Richard Guenther <rguenther@suse.de>
16643 * tree-flow.h (may_point_to_global_var): Declare.
16644 * tree-ssa-alias.c (may_point_to_global_var): New function.
16645 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16647 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16649 * configure.ac: Teach that fido supports .debug_line.
16650 * configure: Regenerate.
16652 2008-06-10 Tom Tromey <tromey@redhat.com>
16654 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16657 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16659 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16660 (encode_decimal64, decode_decimal64, encode_decimal128,
16661 decode_decimal128): Reverse order of 32-bit parts of value if host
16662 and target endianness differ.
16664 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16666 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16667 Avoid division by 0.
16668 (tree_mod_pow2_value_transform): Likewise.
16669 (tree_ic_transform): Likewise.
16670 (tree_stringops_transform): Likewise.
16671 (tree_mod_subtract_transform): Likewise.
16672 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16673 (copy_edges_for_bb): Likewise.
16674 (initialize_cfun): Likewise.
16676 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16678 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16679 nonmemory_operand. Add "N" operand constraint.
16681 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16682 (*jcc_btsi_mask): Ditto.
16683 (*jcc_btsi_mask_1): Ditto.
16685 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16687 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16688 TYPE_CANONICAL for copied element type.
16690 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16693 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16694 Add m_CORE2 and m_GENERIC.
16695 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16696 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16698 (*jcc_btdi_rex64): New instruction and split pattern.
16699 (*jcc_btsi): Ditto.
16700 (*jcc_btsi_1): Ditto.
16701 (*btsq): Fix Intel asm dialect operand order.
16705 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16707 PR middle-end/36447
16708 * simplify-rtx.c (simplify_subreg): Add check for shift count
16711 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16713 * doc/md.texi: Synchronize with later constraints.md change.
16714 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16715 with a C implementation.
16716 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16718 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16719 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16720 when moving to and from MD_REGNUM.
16721 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16722 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16723 Handle byte and halfword moves.
16724 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16726 * config/mips/constraints.md (h): Turn into NO_REGS.
16727 (l, x): Update documentation.
16728 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16729 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16730 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16731 (HILO): New mode iterator.
16733 (any_div): New code iterator.
16734 (u): Extend code attribute to div and udiv.
16735 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16736 d_operand in the splitters. Remove redundant CONST_INT checks.
16737 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16738 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16739 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16740 accordingly, using normal moves instead of unspecs to move LO into
16741 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16742 (<u>mulsidi3): Handle expansion in C code.
16743 (<u>mulsidi3_32bit_internal): Rename to...
16744 (<u>mulsidi3_32bit): ...this.
16745 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16746 (*<u>mulsidi3_64bit): Rename to...
16747 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16748 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16749 to set LO and HI to the multiplication result. Use a normal move
16750 for MFLO and an unspec for MFHI.
16751 (*<u>mulsidi3_64bit_parts): Replace with...
16752 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16753 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16754 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16755 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16756 instead of HI. Split the instruction into a separate multiplication
16757 and MFHI if !TARGET_FIX_R4000.
16758 (<su>muldi3_highpart): Likewise.
16759 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16760 and the "=h" clobber.
16761 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16762 (<u>mulditi3): New expander.
16763 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16764 (madsi): Remove "=h" clobber.
16765 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16766 Force the modulus result to be a GPR and split the instruction into
16767 a division followed by an MFHI after reload.
16768 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16769 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16770 the MIPS16 HIGH define_split.
16771 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16772 of acc<->gpr moves to "multi".
16773 (*movdi_64bit): Replace the single "x" alternative with
16774 alternatives for moving into and out of "a".
16775 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16776 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16777 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16778 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16779 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16780 (movti): New expander.
16781 (*movti, *movti_mips16): New insns.
16782 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16783 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16784 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16785 * config/mips/predicates.md (fpr_operand): Delete.
16786 (d_operand): New predicate.
16788 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16790 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16791 failure on some Bourne shells.
16792 (x86_64-*-*): Ditto.
16794 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16796 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16798 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16800 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16801 (sparc-sun-solaris2*): Likewise.
16803 2008-06-09 Arnaud Charlet <charlet@adacore.com
16805 * doc/install.texi: Update requirements to build the Ada compiler.
16807 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16809 * df-scan.c (struct df_scan_problem_data): Remove the
16810 mw_link_pool alloc pool.
16811 (df_scan_free_internal): Don't free it.
16812 (df_scan_alloc): Don't allocate it.
16813 * df.h (struct df_link): Update comment.
16815 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16817 * except.h: Correct checks for when SJLJ exceptions must be used.
16819 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16821 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16824 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16826 PR tree-optimization/36218
16827 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16828 configure for the build system.
16829 (BUILD_LDFLAGS): Define.
16830 * configure: Regenerate.
16831 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16833 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16836 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16837 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16838 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16840 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16842 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16844 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16846 * config.gcc (Obsolete configurations): Remove list of
16848 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16849 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16850 targets matched by those patterns.
16851 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16852 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16853 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16854 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16855 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16856 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16857 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16858 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16859 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16860 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16861 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16862 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16863 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16864 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16865 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16866 Make code for Solaris 7 and greater unconditional for Solaris.
16867 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16868 Remove --with-* handling.
16869 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16870 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16871 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16872 LINK_OS_WINDISS_SPEC): Remove.
16873 * config/rs6000/sysv4.opt (mwindiss): Remove.
16874 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16875 * configure: Regenerate.
16876 * doc/cpp.texi: Don't mention BeOS.
16877 * doc/extend.texi (interrupt): Don't mention MS1.
16878 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16879 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16880 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16881 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16882 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16884 * doc/invoke.texi (MT Options): Remove.
16885 (-mwindiss): Remove.
16886 (CRIS Options): Remove cris-axis-aout references.
16887 (HPPA Options): Don't mention hppa1.1-*-pro.
16888 * doc/md.texi: (MorphoTech family): Remove.
16889 * libgcc2.c: Don't handle UWIN.
16890 * config/alpha/t-unicosmk: Remove.
16891 * config/alpha/unicosmk.h: Remove.
16892 * config/arm/kaos-arm.h: Remove.
16893 * config/arm/kaos-strongarm.h: Remove.
16894 * config/arm/strongarm-coff.h: Remove.
16895 * config/arm/strongarm-elf.h: Remove.
16896 * config/arm/strongarm-pe.h: Remove.
16897 * config/arm/t-strongarm-pe: Remove.
16898 * config/arm/t-xscale-coff: Remove.
16899 * config/arm/t-xscale-elf: Remove.
16900 * config/arm/xscale-coff.h: Remove.
16901 * config/arm/xscale-elf.h: Remove.
16902 * config/chorus.h: Remove.
16903 * config/cris/aout.h: Remove.
16904 * config/cris/aout.opt: Remove.
16905 * config/cris/t-aout: Remove.
16906 * config/i386/beos-elf.h: Remove.
16907 * config/i386/kaos-i386.h: Remove.
16908 * config/i386/ptx4-i.h: Remove.
16909 * config/i386/sco5.h: Remove.
16910 * config/i386/sco5.opt: Remove.
16911 * config/i386/sysv4-cpp.h: Remove.
16912 * config/i386/sysv5.h: Remove.
16913 * config/i386/t-beos: Remove.
16914 * config/i386/t-sco5: Remove.
16915 * config/i386/t-uwin: Remove.
16916 * config/i386/uwin.asm: Remove.
16917 * config/i386/uwin.h: Remove.
16918 * config/kaos.h: Remove.
16919 * config/mips/windiss.h: Remove.
16920 * config/mt: Remove directory.
16921 * config/pa/pa-osf.h: Remove.
16922 * config/pa/pa-pro-end.h: Remove.
16923 * config/pa/t-pro: Remove.
16924 * config/ptx4.h: Remove.
16925 * config/rs6000/beos.h: Remove.
16926 * config/rs6000/kaos-ppc.h: Remove.
16927 * config/rs6000/t-beos: Remove.
16928 * config/rs6000/windiss.h: Remove.
16929 * config/sh/kaos-sh.h: Remove.
16930 * config/sol2-6.h: Remove.
16931 * config/sparc/sol26-sld.h: Remove.
16932 * config/sparc/sysv4-only.h: Remove.
16933 * config/vax/bsd.h: Remove.
16934 * config/vax/t-memfuncs: Remove.
16935 * config/vax/ultrix.h: Remove.
16936 * config/vax/vaxv.h: Remove.
16937 * config/windiss.h: Remove.
16939 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16941 PR rtl-optimization/36438
16942 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16943 for vector shifts with constant scalar shift operands.
16945 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16947 * doc/invoke.texi: Document -march=xlr.
16948 * config/mips/xlr.md: New file.
16949 * config/mips/mips.md: Include it.
16951 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16952 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16953 (mips_rtx_cost_data): Likewise.
16955 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16957 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16958 PRE_INC and PRE_DEC cases.
16960 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16962 PR rtl-optimization/36419
16963 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16964 the emitting jump insn.
16967 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16968 is not bool, boolify the whole *expr_p and convert to the desired type.
16970 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16972 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16973 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16974 Add omp_private_outer_ref hook, add another argument to
16975 omp_clause_default_ctor hook.
16976 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16977 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16978 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16979 hook_tree_tree_tree_tree_null.
16980 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16981 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16982 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16983 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16984 * tree.def (OMP_TASK): New tree code.
16985 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16986 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16987 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16988 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16989 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16990 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16991 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16992 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16993 (OMP_DIRECTIVE_P): Add OMP_TASK.
16994 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16995 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16996 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16997 and OMP_CLAUSE_UNTIED entries.
16998 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17000 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17001 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17002 * tree-pretty-print.c (dump_omp_clause): Handle
17003 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17004 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17005 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17006 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17007 warning about unsigned iterators. Change decl/init/cond/incr
17008 arguments to TREE_VECs, check arguments for all collapsed loops.
17009 (c_finish_omp_taskwait): New function.
17010 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17012 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17013 default_function_array_conversion on init. Add par_clauses argument.
17014 If decl is present in parallel's lastprivate clause, change it to
17015 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17016 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17017 collapse count in clauses.
17018 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17019 c_parser_omp_for_loop callers.
17020 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17021 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17022 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17023 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17025 (c_parser_omp_clause_schedule): Handle schedule(auto).
17026 Include correct location in the error message.
17027 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17028 and PRAGMA_OMP_CLAUSE_UNTIED.
17029 (OMP_TASK_CLAUSE_MASK): Define.
17030 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17031 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17032 * tree-nested.c (convert_nonlocal_omp_clauses,
17033 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17034 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17035 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17036 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17038 (conver_nonlocal_reference, convert_local_reference,
17039 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17040 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17041 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17042 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17043 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17044 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17045 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17046 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17047 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17049 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17050 * c-common.h (c_finish_omp_taskwait): New prototype.
17051 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17052 * tree-parloops.c (create_parallel_loop): Create 1 entry
17053 vectors for OMP_FOR_{INIT,COND,INCR}.
17054 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17055 (make_edges): Handle OMP_TASK.
17056 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17057 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17058 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17059 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17060 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17061 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17062 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17063 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17064 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17065 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17066 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17067 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17068 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17069 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17070 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17071 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17072 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17073 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17074 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17075 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17076 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17077 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17078 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17079 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17080 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17081 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17082 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17083 original iterator is present in lastprivate clause or if
17084 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17085 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17086 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17087 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17088 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17089 if it is set, lookup var in outer contexts too. Handle
17090 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17091 to be implicitly determined firstprivate for task regions.
17092 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17093 if it is set, lookup var in outer contexts too. Set
17094 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17095 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17096 OMP_CLAUSE_UNTIED. Take region_type as last argument
17097 instead of in_parallel and in_combined_parallel.
17098 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17100 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17101 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17102 (new_omp_context): Set default_kind to
17103 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17104 (omp_region_type): New enum.
17105 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17106 fields, add region_type.
17107 (new_omp_context): Take region_type as argument instead of is_parallel
17108 and is_combined_parallel.
17109 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17110 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17111 ctx->is_combined_parallel checks.
17112 (gimplify_omp_task): New function.
17113 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17115 * omp-low.c (extract_omp_for_data): Use schedule(static)
17116 for schedule(auto). Handle pointer and unsigned iterators.
17117 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17118 Add loops argument. Extract data for collapsed OMP_FOR loops.
17119 (expand_parallel_call): Assert sched_kind isn't auto,
17120 map runtime schedule to index 3.
17121 (struct omp_for_data_loop): New type.
17122 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17123 Add loop, loops, collapse and iter_type fields.
17124 (workshare_safe_to_combine_p): Disallow combined for if
17125 iter_type is unsigned long long. Don't combine collapse > 1 loops
17126 unless all bounds and steps are constant. Adjust extract_omp_for_data
17128 (expand_omp_for_generic): Handle pointer, unsigned and long long
17129 iterators. Handle collapsed OMP_FOR loops. Adjust
17130 for struct omp_for_data changes. If libgomp function doesn't return
17131 boolean_type_node, add comparison of the return value with 0.
17132 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17133 pointer, unsigned and long long iterators. Adjust for struct
17134 omp_for_data changes.
17135 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17136 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17137 unsigned long long. Allocate loops array, pass it to
17138 extract_omp_for_data. For collapse > 1 loops use always
17139 expand_omp_for_generic.
17140 (omp_context): Add sfield_map and srecord_type fields.
17141 (is_task_ctx, lookup_sfield): New functions.
17142 (use_pointer_for_field): Use is_task_ctx helper. Change first
17143 argument's type from const_tree to tree. Clarify comment.
17144 In OMP_TASK disallow copy-in/out sharing.
17145 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17146 (install_var_field): Add mask argument. Populate both record_type
17147 and srecord_type if needed.
17148 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17150 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17151 and DECL_FIELD_OFFSET.
17152 (scan_sharing_clauses): Adjust install_var_field callers. For
17153 firstprivate clauses on explicit tasks allocate the var by value in
17154 record_type unconditionally, rather than by reference.
17155 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17156 Use is_taskreg_ctx instead of is_parallel_ctx.
17157 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17158 (create_omp_child_function_name): Add task_copy argument, use
17159 *_omp_cpyfn* names if it is true.
17160 (create_omp_child_function): Add task_copy argument, if true create
17161 *_omp_cpyfn* helper function.
17162 (scan_omp_parallel): Adjust create_omp_child_function callers.
17163 Rename parallel_nesting_level to taskreg_nesting_level.
17164 (scan_omp_task): New function.
17165 (lower_rec_input_clauses): Don't run constructors for firstprivate
17166 explicit task vars which are initialized by *_omp_cpyfn*.
17167 Pass outer var ref to omp_clause_default_ctor hook if
17168 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17169 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17170 OMP_CLAUSE_REDUCTION_INIT.
17171 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17172 avoid duplicate setting of fields. Handle
17173 OMP_CLAUSE_PRIVATE_OUTER_REF.
17174 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17175 copy-out if TREE_READONLY, only copy-in.
17176 (expand_task_copyfn): New function.
17177 (expand_task_call): New function.
17178 (struct omp_taskcopy_context): New type.
17179 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17181 (lower_omp_parallel): Rename to...
17182 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17183 Call create_task_copyfn if srecord_type is needed. Adjust
17185 (task_shared_vars): New variable.
17186 (check_omp_nesting_restrictions): Warn if work-sharing,
17187 barrier, master or ordered region is closely nested inside OMP_TASK.
17188 Add warnings for barrier if closely nested inside of work-sharing,
17189 ordered, or master region.
17190 (scan_omp_1): Call check_omp_nesting_restrictions even for
17191 GOMP_barrier calls. Rename parallel_nesting_level to
17192 taskreg_nesting_level. Handle OMP_TASK.
17193 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17194 work-sharing construct, continue looking for them on parent parallel
17196 (lower_omp_for_lastprivate): Add lastprivate clauses
17197 to the beginning of dlist rather than end. Adjust for struct
17198 omp_for_data changes.
17199 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17200 not after it. Handle collapsed OMP_FOR loops, adjust for
17201 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17202 (get_ws_args_for): Adjust extract_omp_for_data caller.
17203 (scan_omp_for): Handle collapsed OMP_FOR
17204 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17205 (lower_omp_single_simple): If libgomp function doesn't return
17206 boolean_type_node, add comparison of the return value with 0.
17207 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17208 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17209 (parallel_nesting_level): Rename to...
17210 (taskreg_nesting_level): ... this.
17211 (is_taskreg_ctx): New function.
17212 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17213 of is_parallel_ctx.
17214 (execute_lower_omp): Rename parallel_nesting_level to
17215 taskreg_nesting_level.
17216 (expand_omp_parallel): Rename to...
17217 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17218 Call omp_task_call for OMP_TASK regions.
17219 (expand_omp): Adjust caller, handle OMP_TASK.
17220 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17222 * bitmap.c (bitmap_default_obstack_depth): New variable.
17223 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17224 if argument is NULL and bitmap_default_obstack is already initialized.
17225 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17227 * matrix-reorg.c (matrix_reorg): Likewise.
17229 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17231 * config/i386/i386.md (*indirect_jump): Macroize using P
17232 mode iterator. Remove !TARGET_64BIT from insn constraints.
17233 (*tablejump_1): Ditto.
17234 (*indirect_jump_rex64): Remove insn pattern.
17235 (*tablejump_1_rex64): Ditto.
17236 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17237 and eh_return_si insn patterns.
17239 2008-06-06 Richard Guenther <rguenther@suse.de>
17241 * tree-ssa-structalias.c (merge_smts_into): Remove.
17242 (find_what_p_points_to): Do not bother to compute the
17243 points-to set for pt_anything pointers.
17244 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17245 for pt_anything pointers is ok.
17247 2008-06-06 Jan Hubicka <jh@suse.cz>
17249 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17251 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17253 * cgraph.c: Fix typos in comments.
17254 (cgraph_availability_names): Fix string typo.
17255 * fold-const.c: Fix typos in comments.
17256 (fold_binary): Fix typo in warning.
17257 * genautomata.c: Fix typos in comments.
17258 (check_presence_pattern_sets): Fix typo in local variable.
17259 (output_description): Fix typo in output.
17260 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17261 * hwint.h: Likewise.
17262 * matrix-reorg.c (check_allocation_function): Likewise.
17263 * omega.c (smooth_weird_equations): Likewise.
17264 * auto-inc-dec.c: Fix typos in comments.
17265 * bb-reorder.c: Likewise.
17266 * builtins.c: Likewise.
17267 * c-common.c: Likewise.
17268 * c-cppbuiltin.c: Likewise.
17269 * c-parser.c: Likewise.
17270 * c-pretty-print.c: Likewise.
17271 * cfgcleanup.c: Likewise.
17272 * cfgexpand.c: Likewise.
17273 * cfghooks.c: Likewise.
17274 * cfglayout.c: Likewise.
17275 * cfgloopmanip.c: Likewise.
17276 * cgraphunit.c: Likewise.
17277 * coverage.c: Likewise.
17278 * dbxout.c: Likewise.
17279 * df-byte-scan.c: Likewise.
17280 * df-core.c: Likewise.
17281 * df-problems.c: Likewise.
17282 * df-scan.c: Likewise.
17284 * dominance.c: Likewise.
17285 * domwalk.c: Likewise.
17287 * dwarf2out.c: Likewise.
17288 * emit-rtl.c: Likewise.
17289 * et-forest.c: Likewise.
17290 * function.c: Likewise.
17291 * function.h: Likewise.
17293 * gcov-io.c: Likewise.
17294 * gcov.c: Likewise.
17295 * gcse.c: Likewise.
17296 * genattrtab.c: Likewise.
17297 * ggc-page.c: Likewise.
17298 * gimplify.c: Likewise.
17299 * gthr-lynx.h: Likewise.
17300 * haifa-sched.c: Likewise.
17301 * ipa-cp.c: Likewise.
17302 * ipa-inline.c: Likewise.
17303 * ipa-prop.h: Likewise.
17304 * ipa-pure-const.c: Likewise.
17305 * ipa-struct-reorg.c: Likewise.
17306 * ipa-struct-reorg.h: Likewise.
17307 * ipa-type-escape.c: Likewise.
17309 * loop-doloop.c: Likewise.
17310 * mips-tfile.c: Likewise.
17311 * mkmap-flat.awk: Likewise.
17312 * mkmap-symver.awk: Likewise.
17313 * modulo-sched.c: Likewise.
17314 * omp-low.c: Likewise.
17315 * optabs.c: Likewise.
17316 * optabs.h: Likewise.
17317 * opts.c: Likewise.
17318 * passes.c: Likewise.
17319 * postreload-gcse.c: Likewise.
17320 * postreload.c: Likewise.
17321 * predict.c: Likewise.
17322 * pretty-print.h: Likewise.
17323 * profile.c: Likewise.
17324 * protoize.c: Likewise.
17325 * ra-conflict.c: Likewise.
17326 * real.c: Likewise.
17327 * recog.c: Likewise.
17328 * regclass.c: Likewise.
17329 * regs.h: Likewise.
17330 * reload.c: Likewise.
17331 * rtl-error.c: Likewise.
17332 * rtlanal.c: Likewise.
17333 * scan.h: Likewise.
17334 * sched-rgn.c: Likewise.
17336 * stmt.c: Likewise.
17337 * target.h: Likewise.
17338 * tree-dfa.c: Likewise.
17339 * tree-eh.c: Likewise.
17340 * tree-flow-inline.h: Likewise.
17341 * tree-inline.c: Likewise.
17342 * tree-into-ssa.c: Likewise.
17343 * tree-loop-distribution.c: Likewise.
17344 * tree-nested.c: Likewise.
17345 * tree-parloops.c: Likewise.
17346 * tree-pass.h: Likewise.
17347 * tree-pretty-print.c: Likewise.
17348 * tree-profile.c: Likewise.
17349 * tree-scalar-evolution.c: Likewise.
17350 * tree-sra.c: Likewise.
17351 * tree-ssa-alias-warnings.c: Likewise.
17352 * tree-ssa-ccp.c: Likewise.
17353 * tree-ssa-coalesce.c: Likewise.
17354 * tree-ssa-dom.c: Likewise.
17355 * tree-ssa-dse.c: Likewise.
17356 * tree-ssa-forwprop.c: Likewise.
17357 * tree-ssa-live.c: Likewise.
17358 * tree-ssa-live.h: Likewise.
17359 * tree-ssa-loop-im.c: Likewise.
17360 * tree-ssa-loop-ivopts.c: Likewise.
17361 * tree-ssa-loop-niter.c: Likewise.
17362 * tree-ssa-loop-prefetch.c: Likewise.
17363 * tree-ssa-phiopt.c: Likewise.
17364 * tree-ssa-phiprop.c: Likewise.
17365 * tree-ssa-sccvn.c: Likewise.
17366 * tree-ssa-ter.c: Likewise.
17367 * tree-ssa-threadupdate.c: Likewise.
17368 * tree-ssa.c: Likewise.
17369 * tree-vect-analyze.c: Likewise.
17370 * tree-vect-transform.c: Likewise.
17371 * tree-vectorizer.c: Likewise.
17372 * tree-vn.c: Likewise.
17373 * tree-vrp.c: Likewise.
17374 * tree.c: Likewise.
17375 * tree.def: Likewise.
17376 * tree.h: Likewise.
17377 * unwind-dw2-fde.c: Likewise.
17378 * unwind.inc: Likewise.
17379 * value-prof.c: Likewise.
17380 * vmsdbgout.c: Likewise.
17382 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17384 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17385 always place FP constants in the TOC for TARGET_POWERPC64.
17386 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17388 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17390 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17391 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17392 enable for TARGET_E500_DOUBLE.
17393 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17394 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17395 floating-point modes like integer modes for E500 double.
17396 (rs6000_legitimate_offset_address_p): Likewise.
17397 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17398 addressing for DDmode for E500 double.
17399 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17400 modes as using 64-bits of registers for E500 double.
17401 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17402 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17403 specially for E500 double.
17404 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17405 TDmode for E500 double.
17406 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17407 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17408 (rs6000_split_multireg_move): Do not handle TDmode specially for
17410 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17411 using 64-bit registers for E500 double.
17412 (emit_frame_save): Do not handle DDmode specially for E500 double.
17413 (gen_frame_mem_offset): Likewise.
17414 (rs6000_function_value): Do not call spe_build_register_parallel
17415 for DDmode or TDmode.
17416 (rs6000_libcall_value): Likewise.
17417 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17418 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17421 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17423 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17426 2008-06-04 Junjie Gu <jgu@tensilica.com>
17428 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17429 comparison for frame pointers.
17431 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17434 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17436 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17439 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17440 register is already smaller or equal to required mode.
17442 2008-06-04 Xinliang David Li <davidxl@google.com>
17444 * tree-call-cdce.c: New file.
17445 (cond_dead_built_in_calls): New static variable.
17446 (input_domain): New struct.
17447 (check_pow): New function.
17448 (check_builtin_call): Ditto.
17449 (check_target_format): Ditto.
17450 (is_call_dce_candidate): Ditto.
17451 (gen_one_condition): Ditto.
17452 (gen_conditions_for_domain): Ditto.
17453 (get_domain): Ditto.
17454 (gen_conditions_for_pow_cst_base): Ditto.
17455 (gen_conditions_for_pow_int_base): Ditto.
17456 (gen_conditions_for_pow): Ditto.
17457 (get_no_error_domain): Ditto.
17458 (gen_shrink_wrap_conditions): Ditto.
17459 (shrink_wrap_one_built_in_call): Ditto.
17460 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17461 (tree_call_cdce): Ditto.
17462 (gate_call_cdce): Ditto.
17463 (pass_call_cdce): New gimple pass.
17464 * passes.c: (init_optimization_passes): New pass.
17465 * tree-pass.h: New pass declaration.
17466 * opts.c (decode_options): New flag setting.
17467 * common.opt: Add -ftree-builtin-call-dce flag.
17468 * Makefile.in: Add new source file.
17469 * tempvar.def: New tv_id.
17470 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17472 2008-06-04 Richard Guenther <rguenther@suse.de>
17474 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17475 (is_call_clobbered): Always check var_ann->call_clobbered.
17476 (mark_call_clobbered): Always set var_ann->call_clobbered.
17477 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17478 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17479 (reset_alias_info): Clear call clobbering info on MTAGs and
17481 (set_pt_anything): Set pt_global_mem.
17482 (create_tag_raw): Adjust comment.
17483 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17485 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17486 Maxim Kuvyrkov <maxim@codesourcery.com>
17488 * config/m68k/m68k.opt (mxgot): New option.
17489 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17490 (m68k_output_addr_const_extra): New.
17491 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17492 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17493 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17494 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17496 2008-06-04 Richard Guenther <rguenther@suse.de>
17498 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17499 negative or non-representable offsets.
17501 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17503 * config/i386/i386.c (ix86_gen_leave): New.
17504 (ix86_gen_pop1): Likewise.
17505 (ix86_gen_add3): Likewise.
17506 (ix86_gen_sub3): Likewise.
17507 (ix86_gen_sub3_carry): Likewise.
17508 (ix86_gen_one_cmpl2): Likewise.
17509 (ix86_gen_monitor): Likewise.
17510 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17511 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17512 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17513 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17514 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17515 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17516 (ix86_expand_epilogue): Updated.
17517 (print_operand): Handle integer register operand for 'z'.
17518 (ix86_expand_strlensi_unroll_1): Likewise.
17519 (ix86_expand_strlen): Likewise.
17520 (ix86_expand_builtin): Likewise.
17521 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17522 mov{q}/mov{l} and add{q}/add{l}.
17524 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17526 * config/i386/i386.md (P): New mode iterator.
17527 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17528 using P mode iterator.
17529 (DFmode push_operand splitter): Ditto.
17530 (XFmode push_operand splitter): Ditto.
17531 (DFmode float_extend SFmode push_operand splitter): Ditto.
17532 (XFmode float_extend SFmode push_operand splitter): Do not generate
17533 SImode pushes for 64bit target. Macroize Dimode and SImode
17534 pushes using P mode iterator.
17535 (XFmode float_extend DFmode push_operand splitter): Ditto.
17537 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17539 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17540 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17541 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17542 return type to int.
17543 (ix86_call_abi_override): Remove check for call_used_regs.
17545 2008-06-03 Richard Guenther <rguenther@suse.de>
17547 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17548 for the lhs of calls if the return type contains pointers.
17550 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17552 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17553 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17554 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17555 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17556 of cfun and DEFAULT_ABI to deceide abi mode.
17557 (DEFAULT_ABI): New.
17558 (REG_PARM_STACK_SPACE): Removed.
17559 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17560 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17561 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17562 (ix86_function_abi): Likewise.
17563 (ix86_function_type_abi): Likewise.
17564 (ix86_call_abi_override): Likewise.
17565 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17566 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17567 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17568 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17570 (X86_64_REGPARM_MAX): New.
17571 (X86_64_SSE_REGPARM_MAX): New.
17572 (X64_REGPARM_MAX): New.
17573 (X64_SSE_REGPARM_MAX): New.
17574 (X86_32_REGPARM_MAX): New.
17575 (X86_32_SSE_REGPARM_MAX): New.
17576 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17577 (ix86_function_regparm): Handle user calling abi.
17578 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17579 by DEFAULT_ABI versus SYSV_ABI check.
17580 (ix86_reg_parm_stack_space): New.
17581 (ix86_function_type_abi): New.
17582 (ix86_call_abi_override): New.
17583 (ix86_function_abi): New.
17584 (ix86_cfun_abi): New.
17585 (init_cumulative_args): Call abi specific initialization.
17586 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17587 (function_arg_64): Extend SSE_REGPARM_MAX check.
17588 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17589 (ix86_pass_by_reference): Likewise.
17590 (ix86_function_value_regno_p): Likewise.
17591 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17592 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17593 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17594 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17595 (setup_incoming_varargs_64): Adjust regparm for call abi.
17596 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17597 (ix86_va_start): Likewise.
17598 (ix86_gimplify_va_arg): Likewise.
17599 (ix86_expand_prologue): Likewise.
17600 (output_pic_addr_const): Likewise.
17601 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17602 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17603 (x86_output_mi_thunk): Likewise.
17604 (x86_function_profiler): Likewise.
17605 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17606 (SYSV_ABI, MS_ABI): New constants.
17607 (DEFAULT_ABI): New.
17608 (init_regs): Add prototype of function in regclass.c file.
17609 (OVERRIDE_ABI_FORMAT): New.
17610 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17611 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17612 (OUTGOING_REG_PARM_STACK_SPACE): New.
17613 (ix86_reg_parm_stack_space): New prototype.
17614 (CUMULATIVE_ARGS): Add call_abi member.
17615 (machine_function): Add call_abi member.
17616 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17617 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17619 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17622 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17623 (avr_builtin_setjmp_frame_value): New function.
17624 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17625 (nonlocal_goto): Define.
17627 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17629 * config/mips/mips.c (mips_emit_loadgp): Return early if
17630 there is nothing do to, otherwise emit a blockage if
17631 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17632 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17634 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17636 * configure.ac: Drop unneeded backslash ending up in config.in.
17637 * acinclude.m4: Likewise.
17638 * config.in: Regenerate.
17640 2008-05-26 Jan Hubicka <jh@suse.cz>
17642 * predict.c (maybe_hot_frequency_p): Break out of...
17643 (maybe_hot_bb_p): ... here.
17644 (maybe_hot_edge_p): New.
17645 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17646 * basic-block.h (maybe_hot_edge_p): Declare.
17648 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17650 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17651 (*cmpfp_<mode>_cc): Ditto.
17652 (*fp_jcc_8<mode>_387): Ditto.
17653 (*fop_<MODEF:mode>_2_i387): Ditto.
17654 (*fop_<MODEF:mode>_3_i387): Ditto.
17655 (*fop_xf_2_i387): Ditto.
17656 (*fop_xf_3_i387): Ditto.
17658 2008-06-02 Tomas Bily <tbily@suse.cz>
17660 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17662 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17664 * config/mips/mips.c (mips_valid_offset_p): New function.
17665 (mips_valid_lo_sum_p): Likewise.
17666 (mips_classify_address): Use them.
17667 (mips_force_address): New function.
17668 (mips_legitimize_address): Use it.
17669 * config/mips/mips.md (MOVE128): New mode iterator.
17670 (movtf): Require TARGET_64BIT. Remove empty strings.
17671 (*movtf_internal): Rename to...
17672 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17673 of "R" and use {,fp}{load,store} attributes instead of "multi".
17674 Use a separate define_split.
17675 (*movtf_mips16): New pattern.
17677 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17679 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17680 * config/mips/mips.c (mips_expand_before_return): New function.
17681 (mips_expand_epilogue): Call it.
17682 * config/mips/mips.md (return): Turn into a define_expand.
17683 (*return): New insn.
17685 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17687 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17688 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17689 functions. Do not emit uses and clobbers of CONCATs; individually
17690 use and clobber their operands.
17691 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17692 gen_clobber, emit_use and gen_use.
17693 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17694 (expand_builtin_return): Likewise.
17695 * cfgbuild.c (count_basic_blocks): Likewise.
17696 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17697 * explow.c (emit_stack_restore): Likewise.
17698 * expmed.c (extract_bit_field_1): Likewise.
17699 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17700 (emit_move_multi_word, store_constructor): Likewise.
17701 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17702 (thread_prologue_and_epilogue_insns): Likewise.
17703 * lower-subreg.c (resolve_simple_move): Likewise.
17704 * optabs.c (widen_operand, expand_binop): Likewise.
17705 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17706 * reload.c (find_reloads): Likewise.
17707 * reload1.c (eliminate_regs_in_insn): Likewise.
17708 * stmt.c (expand_nl_goto_receiver): Likewise.
17709 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17710 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17711 * config/arm/arm.c (arm_load_pic_register): Likewise.
17712 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17713 * config/arm/arm.md (untyped_return): Likewise.
17714 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17715 * config/avr/avr.c (expand_prologue): Likewise.
17716 * config/bfin/bfin.c (do_unlink): Likewise.
17717 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17718 * config/cris/cris.c (cris_expand_prologue): Likewise.
17719 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17720 (machopic_legitimize_pic_address): Likewise.
17721 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17722 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17723 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17724 (ix86_expand_convert_uns_didf_sse): Likewise.
17725 (ix86_expand_vector_init_general): Likewise.
17726 * config/ia64/ia64.md (eh_epilogue): Likewise.
17727 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17728 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17729 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17730 (config/iq2000/iq2000.c): Likewise.
17731 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17732 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17733 (builtin_longjmp): Likewise.
17734 * config/mn10300/mn10300.md (call, call_value): Likewise.
17735 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17736 * config/pdp11/pdp11.md (abshi2): Likewise.
17737 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17738 * config/s390/s390.c (s390_emit_prologue): Likewise.
17739 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17740 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17741 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17742 * config/sh/sh.c (prepare_move_operands): Likewise.
17743 (output_stack_adjust, sh_expand_epilogue): Likewise.
17744 (sh_set_return_address, sh_expand_t_scc): Likewise.
17745 * config/sparc/sparc.c (load_pic_register): Likewise.
17746 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17747 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17748 * config/v850/v850.c (expand_epilogue): Likewise.
17750 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17752 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17753 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17754 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17755 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17756 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17757 stack pointer register.
17758 (output_movhi): Remove code for interrupt specific writing to the
17759 stack pointer register.
17761 2008-05-31 Richard Guenther <rguenther@suse.de>
17763 PR tree-optimization/34244
17764 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17765 (tree_expr_nonzero_warnv_p): Likewise.
17766 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17767 ssa_name_nonnegative_p.
17768 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17769 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17770 not tree_expr_nonzero_warnv_p.
17772 PR tree-optimization/36262
17774 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17776 PR tree-optimization/34244
17777 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17778 (record_numbers_of_iterations): New function.
17779 (execute_vrp): Cache the numbers of iterations of loops.
17780 * tree-scalar-evolution.c (scev_reset_except_niters):
17782 (scev_reset): Use scev_reset_except_niters.
17783 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17785 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17787 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17788 __WORKAROUND_RETS when appropriate.
17790 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17792 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17793 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17795 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17796 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17797 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17798 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17799 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17800 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17801 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17802 *fop_df_1_sse insn patterns using MODEF mode iterator.
17803 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17804 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17805 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17806 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17807 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17808 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17809 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17810 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17811 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17812 (*fop_xf_5_i387): Ditto.
17813 (*fop_xf_6_i387): Ditto.
17815 2008-05-30 Richard Guenther <rguenther@suse.de>
17817 * builtins.c (build_string_literal): Avoid generating
17818 a non-gimple_val result.
17820 2008-05-30 DJ Delorie <dj@redhat.com>
17822 * exec-tool.in: Use an environment variable (private) instead of a
17823 file (shared) as a semaphore, so as to not break parallel builds.
17825 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17827 * optabs.c (maybe_encapsulate_block): Remove.
17828 (emit_libcall_block): Adjust accordingly.
17829 * optabs.h (maybe_encapsulate_block): Remove prototype.
17831 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17832 Don't use maybe_encapsulate_block.
17834 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17836 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17837 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17838 rtx is a SYMBOL_REF before calling get_pool_constant.
17840 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17842 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17844 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17846 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17847 rather than OS names to choose INO_T_EQ definition.
17848 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17849 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17851 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17854 * config/darwin-f.c: New.
17855 * config/t-darwin: Added rule to build darwin-f.o.
17856 * config.gcc: Defined new variable, fortran_target_objs.
17857 (*-*-darwin*): Set fortran_target_objs.
17858 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17859 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17860 * configure: Regenerated.
17862 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17865 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17866 canonical type if needed.
17868 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17870 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17872 2008-05-29 Richard Guenther <rguenther@suse.de>
17874 PR tree-optimization/36343
17875 PR tree-optimization/36346
17876 PR tree-optimization/36347
17877 * tree-flow.h (clobber_what_p_points_to): Declare.
17878 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17879 pointed-to variable is dereferenced is irrelevant to whether
17880 the pointer can access the pointed-to variable.
17881 (clobber_what_p_points_to): New function.
17882 * tree-ssa-alias.c (set_initial_properties): Use it.
17883 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17884 call clobber check for NMTs.
17886 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17888 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17889 for printing gcov_type.
17891 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17893 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17894 and the eh region information.
17895 * value-prof.c (gimple_move_stmt_histograms): New function.
17896 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17898 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17900 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17902 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17904 * value-prof.c (tree_ic_transform): Print counts.
17905 * tree-profile.c (tree_gen_ic_func_profiler):
17906 Clear __gcov_indreict_call_callee variable to avoid misattribution
17909 2008-05-28 Rafael Espíndola <espindola@google.com>
17911 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17914 2008-05-28 Richard Guenther <rguenther@suse.de>
17916 PR tree-optimization/36339
17917 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17918 and clobbering code out of the loop.
17920 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17922 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17925 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17926 s390_contiguous_bitmask_p, s390_symref_operand_p,
17927 s390_check_symref_alignment, s390_reload_larl_operand,
17928 s390_reload_symref_address): New functions.
17929 (s390_branch_condition_mnemonic): Support compare and branch
17931 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17932 and 'W' constraints.
17933 (s390_secondary_reload): Add secondary reloads for unaligned
17934 symbol refs or symbol refs to floating point or QI/TI mode
17936 (legitimate_address_p): Accept symbol references as addresses.
17937 (s390_expand_insv): Use rotate and insert selected bits
17938 instruction for insv when building for z10.
17939 (print_operand_address): Handle symbol ref addresses.
17940 (print_operand): Output modifier 'c' added for signed byte values.
17941 (s390_encode_section_info): Mark symbol refs with
17942 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17944 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17945 (length attribute): RRF, RRR have 4 byte length.
17946 (FPALL, INTALL): New mode iterators added.
17947 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17948 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17949 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17950 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17951 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17952 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17953 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17954 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17956 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17957 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17958 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17959 reload<INTALL:mode><P:mode>_toreg_z10,
17960 reload<FPALL:mode><P:mode>_tomem_z10,
17961 reload<FPALL:mode><P:mode>_toreg_z10,
17962 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17963 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17964 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17965 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17967 (movmem, clrmem, cmpmem): New splitters added.
17969 * config/s390/predicates.md (larl_operand): Use
17970 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17971 SYMBOL_REF_ALIGN1_P.
17972 (s390_signed_integer_comparison,
17973 s390_unsigned_integer_comparison): New predicates.
17975 * config/s390/s390-protos.h (s390_check_symref_alignment,
17976 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17977 s390_reload_symref_address,
17978 s390_compare_and_branch_condition_mask): Prototypes added.
17980 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17981 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17982 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17984 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17986 * config/s390/s390.c (z10_cost): New cost function for z10.
17987 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17988 (s390_issue_rate): Adjust issue rate for z10.
17989 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17990 (processor_flags): Add PF_Z10.
17991 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17992 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17993 * gcc/config.gcc: Add z10.
17995 2008-05-28 Richard Guenther <rguenther@suse.de>
17997 PR tree-optimization/36291
17998 * tree-flow. h (struct gimple_df): Remove var_anns member.
17999 * tree-flow-inline.h (gimple_var_anns): Remove.
18000 (var_ann): Simplify.
18001 * tree-dfa.c (create_var_ann): Simplify.
18002 (remove_referenced_var): Clear alias info from var_anns of globals.
18003 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18004 (delete_tree_ssa): Clear alias info from var_anns of globals.
18005 Do not free var_anns.
18006 (var_ann_eq): Remove.
18007 (var_ann_hash): Likewise.
18009 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18011 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18012 and loongson2f entries.
18013 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18014 * config/mips/mips.h (processor_type): Add Loongson-2E
18015 and Loongson-2F entries.
18016 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18017 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18018 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18019 * doc/invoke.texi (MIPS Options): Document loongson2e
18020 and loongson2f processor names.
18022 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18026 * config/i386/i386.c (ix86_function_arg_boundary): Use
18027 alignment of canonical type.
18028 (ix86_expand_vector_move): Check unaligned memory access for
18031 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18033 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18034 Moved to the front of file.
18036 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18037 H.J. Lu <hongjiu.lu@intel.com>
18039 * dwarf2out.c (current_fde): New.
18041 (lookup_cfa:): Likewise.
18042 (dwarf2out_end_epilogue): Likewise.
18043 (dwarf2out_note_section_used): Likewise.
18045 2008-05-27 Michael Matz <matz@suse.de>
18048 * c.opt (Wenum-compare): New warning option.
18049 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18051 2008-05-27 Michael Matz <matz@suse.de>
18053 PR middle-end/36326
18054 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18056 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18057 into memory as tail calls.
18059 2008-05-27 Richard Guenther <rguenther@suse.de>
18061 PR tree-optimization/36339
18062 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18063 pointers cause all addressable variables to be call clobbered.
18065 2008-05-27 Richard Guenther <rguenther@suse.de>
18067 PR tree-optimization/36245
18068 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18070 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18072 * config/s390/s390.md: Replace all occurences of the 'm'
18073 constraint with 'RT'.
18075 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18077 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18079 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18081 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18082 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18083 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18085 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18087 * reload.c: (find_reloads): Skip alternatives according to the
18088 "enabled" attribute. Constify the constraint variable.
18089 * recog.c (get_attr_enabled): Add default implementation.
18090 (extract_insn): Set the alternative_enabled_p array
18091 in the recog_data struct.
18092 (preprocess_constraints, constrain_operands): Skip
18093 alternatives according to the "enabled" attribute
18094 * recog.h (struct recog_data): New field alternative_enabled_p.
18095 (skip_alternative): New inline function.
18096 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18097 (record_reg_classes): Skip alternative according to the
18098 "enabled" attribute.
18100 * doc/md.texi: Add documention for the "enabled" attribute.
18102 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18104 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18105 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18106 constraint with TARGET_MEM_CONSTRAINT.
18107 * recog.c (asm_operand_ok, preprocess_constraints,
18108 constrain_operands): Likewise.
18109 * regclass.c (record_reg_classes): Likewise.
18110 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18111 * reload1.c (maybe_fix_stack_asms): Likewise.
18112 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18113 * recog.h: Adjust comment.
18114 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18115 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18116 * doc/md.texi: Add a note to description of 'm' constraint.
18117 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18119 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18121 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18122 that the bitfield is of integral type before testing its precision.
18124 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18125 Sa Liu <saliu@de.ibm.com>
18127 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18128 __modti3, __udivti3, __umodti3 and __udivmodti4.
18129 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18130 that implement TImode mul and div functions.
18131 * config/spu/multi3.c: New. Implement __multi3.
18132 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18133 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18136 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18138 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18139 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18140 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18141 tls_sysv_suffix): New mode and mode attribute iterators.
18142 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18143 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18144 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18145 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18146 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18149 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18151 PR tree-optimization/36329
18152 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18153 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18154 * cgraphbuild.c (initialize_inline_failed): Use the latter
18155 macro in lieu of the former.
18156 * ipa-inline.c (cgraph_mark_inline): Likewise.
18157 (cgraph_decide_inlining_of_small_function): Likewise.
18158 (cgraph_decide_inlining): Likewise.
18159 (cgraph_decide_inlining_incrementally): Likewise.
18161 2008-05-26 Tristan Gingold <gingold@adacore.com>
18162 Anatoly Sokolov <aesok@post.ru>
18164 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18165 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18166 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18167 optimization for 'avr6' architecture.
18169 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18172 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18174 2008-05-26 Richard Guenther <rguenther@suse.de>
18176 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18177 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18179 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18181 PR middle-end/36253
18182 * caller-save.c (insert_restore): Verify alignment of spill space.
18183 (insert_save): Likewise.
18184 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18185 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18186 (STACK_SLOT_ALIGNMENT): Likewise.
18187 * function.c (LOCAL_ALIGNMENT): Removed.
18188 (get_stack_local_alignment): New.
18189 (assign_stack_local): Use it. Set alignment on stack slot.
18190 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18191 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18192 (STACK_SLOT_ALIGNMENT): New.
18193 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18194 stack slot in XFmode.
18196 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18198 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18201 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18202 argument operand in rax isn't removed.
18204 2008-05-26 Richard Guenther <rguenther@suse.de>
18206 PR middle-end/36300
18207 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18208 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18210 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18213 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18215 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18217 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18218 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18220 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18222 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18223 build a trampoline if we don't want one.
18224 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18225 return zero for nested functions if we don't want a trampoline.
18227 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18229 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18231 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18234 * c.opt: Removed undocumented option '-lang-fortran'.
18235 * c-common.h: Removed global variable 'lang_fortran'.
18236 * c-opts.c (c_common_handle_option): Removed code to handle
18237 option '-lang-fortran'. Updated includes.
18238 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18239 definition of '__GFORTRAN__'.
18240 (define__GNUC__): Reimplemented to use BASEVER and
18241 cpp_define_formatted.
18242 (builtin_define_with_value_n): Removed.
18243 * c-incpath.h: Renamed to ...
18244 * incpath.h: ... this.
18245 * c-incpath.c: Renamed to ...
18246 * incpath.c: ... this. Updated includes.
18247 * fix-header.c: Updated includes.
18248 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18249 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18250 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18252 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18254 * tree.h: Update the table of flags used on tree nodes.
18255 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18256 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18257 (FORCED_LABEL): Add access check.
18258 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18259 (ASM_INPUT_P): Likewise.
18260 (ASM_VOLATILE_P): Likewise.
18261 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18262 (OMP_SECTION_LAST): Access private_flag directly.
18263 (OMP_RETURN_NOWAIT): Likewise.
18264 (OMP_PARALLEL_COMBINED): Likewise.
18265 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18266 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18267 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18268 deprecated_flag directly.
18270 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18272 * final.c (frame_pointer_needed): Removed.
18273 * flags.h (frame_pointer_needed): Likewise.
18275 * function.h (rtl_data): Add frame_pointer_needed.
18276 (frame_pointer_needed): New.
18278 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18280 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18282 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18284 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18287 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18289 * c-common.c (strip_array_types): Move function to..
18291 (get_inner_array_type): Delete.
18292 * c-common.h (strip_array_types): Move declaration to..
18294 (get_inner_array_type): Delete.
18295 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18296 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18297 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18298 * config/pa/pa.c (emit_move_sequence): Likewise.
18300 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18302 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18305 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18307 * function.c: Include target hook for nonlocal_goto frame value.
18309 2008-05-24 Richard Guenther <rguenther@suse.de>
18311 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18312 variable can be only accessed through a pointer or a union.
18314 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18316 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18317 * doc/extend.texi: Likewise.
18319 2008-05-23 DJ Delorie <dj@redhat.com>
18321 * config/m32c/jump.md (untyped_call): Add.
18323 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18324 for A24 to PSImode.
18325 (m32c_address_cost): Detail costs for indirect offsets.
18327 2008-05-23 Rafael Espíndola <espindola@google.com>
18329 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18330 if a node is a SUBREG.
18331 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18334 2008-05-23 Paul Brook <paul@codesourcery.com>
18335 Carlos O'Donell <carlos@codesourcery.com>
18337 * doc/extend.texi: Clarify use of __attribute__((naked)).
18338 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18339 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18340 * function.c (use_register_for_decl): Use
18341 targetm.calls.allocate_stack_slots_for_args.
18342 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18343 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18344 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18346 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18348 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18350 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18352 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18353 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18354 is only rounded once.
18356 2008-05-23 Richard Guenther <rguenther@suse.de>
18358 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18360 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18361 Jakub Jelinek <jakub@redhat.com>
18364 * configure.ac: Handle --enable-cld.
18365 * configure: Regenerated.
18366 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18367 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18368 (ix86_current_function_needs_cld): New define.
18369 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18370 (cld): New isns pattern.
18371 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18372 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18373 * config/i386/i386.opt (mcld): New option.
18374 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18375 TARGET_CLD and ix86_current_function_needs_cld.
18376 (override_options): Use -mcld by default for 32-bit code if
18379 * doc/install.texi (Options specification): Document --enable-cld.
18380 * doc/invoke.texi (Machine Dependent Options)
18381 [i386 and x86-64 Options]: Add -mcld option.
18382 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18384 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18385 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18386 (return_in_memory_64): Likewise.
18387 (return_in_memory_ms_64): Likewise.
18389 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18391 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18392 * builtins.c (fold_builtin_fpclassify): New.
18393 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18394 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18395 * c-common.c (handle_type_generic_attribute): Adjust to accept
18396 fixed arguments before an elipsis.
18397 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18398 * doc/extend.texi: Document __builtin_fpclassify.
18400 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18402 * omp-low.c (gate_expand_omp_ssa): Remove.
18403 (pass_expand_omp_ssa): Remove.
18404 (gate_expand_omp): Do not check for flag_openmp_ssa.
18405 * common.opt (-fopenmp-ssa): Remove.
18406 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18408 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18410 * config/sh/sh.opt (mfixed-range): New option.
18411 * config/sh/sh-protos.h (sh_fix_range): Declare.
18412 * config/sh/sh.c (sh_fix_range): New function.
18413 * config/sh/sh.h (sh_fixed_range_str): Declare.
18414 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18416 * doc/invoke.texi (SH Options): Document -mfixed-range.
18418 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18420 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18421 it before the redeclaration.
18423 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18425 * config/avr/avr.c (get_sequence_length): Add new function.
18426 (expand_prologue, expand_epilogue): Remove duplicate code.
18428 2008-05-22 Rafael Espíndola <espindola@google.com>
18430 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18433 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18435 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18436 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18438 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18439 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18440 (vect_update_misalignment_for_peel): Likewise.
18441 (vector_alignment_reachable_p): Likewise.
18442 * tree-vect-transform.c (vectorizable_load): Likewise.
18443 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18444 (get_vectype_for_scalar_type): Pass mode of scalar_type
18445 to UNITS_PER_SIMD_WORD.
18447 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18448 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18449 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18450 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18451 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18453 2008-05-22 Ira Rosen <irar@il.ibm.com>
18455 PR tree-optimization/36293
18456 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18457 if the first load must be skipped because of a gap.
18459 2008-05-22 Richard Guenther <rguenther@suse.de>
18461 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18462 more cases of offset disambiguation that is possible if
18463 strict-aliasing rules apply.
18464 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18465 for basic offset and type-based disambiguation.
18467 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18469 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18470 ix86_expand_vector_set on V16QImode for SSE4.1.
18472 2008-05-21 Tom Tromey <tromey@redhat.com>
18474 * c.opt (Wimport): Mark as undocumented.
18475 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18477 (Warning Options): Likewise.
18478 * doc/cppopts.texi: Don't mention -Wimport.
18480 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18482 PR tree-optimization/36287
18483 PR tree-optimization/36286
18484 * lambda-code.c (build_access_matrix): Do not use the loop->num
18485 for computing the number of induction variables: use the loop depth
18488 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18491 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18492 option -f(no-)leading-underscore.
18494 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18496 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18497 GET_MODE_NUNITS (mode).
18499 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18501 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18502 (-mmulhw): Add 464 to description.
18503 (-mdlmzb): Likewise.
18504 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18505 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18507 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18508 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18509 * config/rs6000/rs6000.md: Update comments for 464.
18511 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18513 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18515 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18517 * config/i386/sse.md (vec_extractv4sf): Removed.
18518 (vec_extractv2df): Likewise.
18519 (vec_extractv2di): Likewise.
18520 (vec_extractv4si): Likewise.
18521 (vec_extractv8hi): Likewise.
18522 (vec_extractv16qi): Likewise.
18523 (vec_extract<mode>): New.
18525 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18527 * config/i386/sse.md (vec_setv4sf): Removed.
18528 (vec_setv2df): Likewise.
18529 (vec_setv2di): Likewise.
18530 (vec_setv4si): Likewise.
18531 (vec_setv8hi): Likewise.
18532 (vec_setv16qi): Likewise.
18533 (vec_set<mode>): New.
18535 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18537 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18538 goto for vec_concat and vec_interleave.
18540 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18542 * config/i386/sse.md (vec_initv4sf): Removed.
18543 (vec_initv2df): Likewise.
18544 (vec_initv2di): Likewise.
18545 (vec_initv4si): Likewise.
18546 (vec_initv8hi): Likewise.
18547 (vec_initv16qi): Likewise.
18548 (vec_init<mode>): New.
18550 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18552 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18554 2008-05-21 Tom Tromey <tromey@redhat.com>
18556 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18557 (zone_find_object_offset): Likewise.
18558 (gt_ggc_m_S): Likewise.
18559 (highest_bit): Likewise.
18560 * ggc-page.c (gt_ggc_m_S): New function.
18561 * stringpool.c (string_stack): Remove.
18562 (init_stringpool): Update.
18563 (ggc_alloc_string): Use ggc_alloc.
18564 (maybe_delete_ident): New function.
18565 (ggc_purge_stringpool): Likewise.
18566 (gt_ggc_m_S): Remove.
18567 * ggc-common.c (ggc_protect_identifiers): New global.
18568 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18569 ggc_protect_identifiers.
18570 * ggc.h (ggc_protect_identifiers): Declare.
18571 (gt_ggc_m_S): Update.
18572 (ggc_purge_stringpool): Declare.
18573 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18574 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18576 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18578 2008-05-21 David S. Miller <davem@davemloft.net>
18580 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18583 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18585 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18588 2008-05-20 David Daney <ddaney@avtrex.com>
18590 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18591 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18592 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18593 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18594 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18595 (atomic_hiqi_op): New define_code_iterator.
18596 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18597 mips_expand_compare_and_swap_12.
18598 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18599 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18600 (sync_<optab><mode>, sync_old_<optab><mode>,
18601 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18602 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18603 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18604 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18605 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18606 (test_and_set_12): New insn.
18607 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18608 sync_new_<optab><mode>, sync_old_nand<mode>,
18609 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18610 clobber to operand 0 for SI and DI mode insns.
18611 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18612 mips_gen_fn_4): New typedefs.
18613 (mips_gen_fn_ptrs): Define new union type.
18614 (mips_expand_compare_and_swap_12): Remove declaration.
18615 (mips_expand_atomic_qihi): Declare function.
18616 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18617 (mips_expand_atomic_qihi): ... this. Use new generator function
18619 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18620 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18621 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18622 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18623 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18624 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18625 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18626 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18627 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18628 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18631 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18633 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18636 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18638 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18639 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18640 (avr_attribute_table): Add 'OS_main' function attribute.
18641 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18642 functions with 'OS_main' attribute.
18644 2008-05-20 Richard Guenther <rguenther@suse.de>
18646 PR tree-optimization/35204
18647 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18648 helper, split out from ...
18649 (DFS): ... here. Make the DFS walk non-recursive.
18651 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18652 Jan Sjodin <jan.sjodin@amd.com>
18654 PR tree-optimization/36181
18655 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18656 (parallelize_loops): Don't parallelize when the loop has vector
18659 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18660 Sebastian Pop <sebastian.pop@amd.com>
18662 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18663 matrix, and never look at the tree representation of the memory
18665 (linear_transform_loops): Computes parameters and access matrices.
18666 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18668 (access_matrix_get_index_for_parameter): New.
18669 * tree-data-ref.h (struct access_matrix): New.
18670 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18671 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18672 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18673 am_vector_index_for_loop): New.
18674 (struct data_reference): Add field access_matrix.
18675 (DR_ACCESS_MATRIX): New.
18676 (compute_data_dependences_for_loop): Update declaration.
18677 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18678 * lambda.h (lambda_vector_vec_p): Declared.
18679 * lambda-code.c: Depend on pointer-set.h.
18680 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18681 av_for_af_base, av_for_af, build_access_matrix,
18682 lambda_compute_access_matrices): New.
18683 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18685 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18687 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18688 $SOURCEDIR/include.
18690 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18691 Sebastian Pop <sebastian.pop@amd.com>
18693 PR tree-optimization/36206
18694 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18696 (instantiate_scev_1): Rename flags to fold_conversions.
18697 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18698 outeside instantiation_loop.
18699 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18700 (evolution_function_is_affine_or_constant_p): Removed.
18701 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18703 (analyze_siv_subscript): Pass in the loop nest number.
18704 Call evolution_function_is_affine_in_loop instead of
18705 evolution_function_is_affine_p.
18706 (analyze_overlapping_iterations): Pass in the loop nest number.
18708 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18709 Sebastian Pop <sebastian.pop@amd.com>
18711 PR tree-optimization/36206
18712 * tree-chrec.h (chrec_fold_op): New.
18713 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18716 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18718 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18720 (remove_duplicates): Do not set inode on non-inode systems.
18723 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18725 * config.gcc (tm_file): Update comments about relative pathnames.
18727 2008-05-20 Richard Guenther <rguenther@suse.de>
18729 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18730 * tree-ssa-sccvn.c (process_scc): Likewise.
18731 * tree-ssa-sink.c (execute_sink_code): Likewise.
18732 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18733 * tree-vrp.c (process_assert_insertions): Likewise.
18734 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18735 (perform_tree_ssa_dce): Likewise.
18736 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18737 (dump_dominator_optimization_stats): Likewise.
18738 * tree-vectorizer.c (vectorize_loops): Likewise.
18740 2008-05-20 Richard Guenther <rguenther@suse.de>
18742 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18744 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18746 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18747 (ix86_i386elf_return_in_memory): Likewise.
18748 (ix86_i386interix_return_in_memory): Likewise.
18749 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18750 (SUBTARGET_RETURN_IN_MEMORY): New.
18751 * config/i386/i386elf.h: Likewise.
18752 * config/i386/ptx4-i.h: Likewise.
18753 * config/i386/sol2-10.h: Likewise.
18754 * config/i386/sysv4.h: Likewise.
18755 * config/i386/vx-common.h: Likewise.
18756 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18757 * config/i386/i386.c (ix86_return_in_memory): Made static and
18758 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18759 (ix86_i386elf_return_in_memory): Removed.
18760 (ix86_i386interix_return_in_memory): Removed.
18761 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18762 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18764 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18766 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18768 2008-05-19 Xinliang David Li <davidxl@google.com>
18770 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18772 * common.opt: Ditto.
18773 * doc/invoke.texi: Ditto.
18775 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18777 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18778 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18780 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18782 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18783 sizes of operand array from 8/4 to 4/2.
18784 (ix86_expand_vector_init_general): Change size of operand array
18785 from 32 to 16. Remove op0, op1 and half_mode.
18787 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18789 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18790 (ix86_expand_vector_init_interleave): Likewise.
18791 (ix86_expand_vector_init_general): Use them. Assert
18792 word_mode == SImode when n_words == 4.
18794 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18796 * config/i386/i386.c (ix86_secondary_reload): New static function.
18797 (TARGET_SECONDARY_RELOAD): New define.
18798 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18799 * config/i386/i386.md (reload_outqi): Remove.
18801 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18803 PR middle-end/35509
18804 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18805 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18806 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18807 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18808 (fold_builtin_1): Likewise.
18809 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18810 c-common.c (check_builtin_function_arguments): Handle
18811 BUILT_IN_ISINF_SIGN.
18812 * doc/extend.texi: Document __builtin_isinf_sign.
18813 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18815 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18817 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18818 EH cleanup at the end of the pass, search for those that have been
18819 turned into forwarder blocks and do the cleanup on their successor.
18821 2008-05-18 Richard Guenther <rguenther@suse.de>
18823 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18824 pointers to sizetype and vice versa.
18826 2008-05-18 Xinliang David Li <davidxl@google.com>
18828 * gcc/tree-ssa-dce.c: Coding style fix.
18829 (check_pow): Documentation comment.
18830 (check_log): Documenation comment. Coding style fix.
18831 (is_unnecessary_except_errno_call): Ditto.
18832 (gen_conditions_for_pow): Ditto.
18833 (gen_conditions_for_log): Ditto.
18834 (gen_shrink_wrap_conditions): Ditto.
18835 (shrink_wrap_one_built_in_calls): Ditto.
18836 * gcc/doc/invoke.texi: Better documentation string.
18837 * ChangeLog: Fix wrong change log entries from
18838 May 17 checkin on function call DCE.
18840 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18842 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18844 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18846 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18847 * df-problems.c (simulation routines): Fixed block comment to
18848 properly say how to add forwards scanning functions.
18850 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18852 * tree-inline.c (setup_one_parameter): Remove dead code.
18854 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18856 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18857 a BIT_AND_EXPR only for an INTEGER_TYPE.
18859 2008-05-17 Xinliang David Li <davidxl@google.com>
18861 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18862 (check_pow, check_log, is_unnecessary_except_errno_call): New
18863 functions to check for eliminating math functions that are pure
18864 except for setting errno.
18865 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18866 general condition expressions for shrink-wrapping pow/log calls.
18867 (gen_shrink_wrap_conditions): Ditto.
18868 (shrink_wrap_one_built_in_call): Ditto.
18869 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18870 (mark_operand_necessary): If debugging, output if OP is necessary.
18871 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18873 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18875 * gcc/common.opt: New user flag -ftree-builtin-dce.
18876 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18878 2008-05-16 David S. Miller <davem@davemloft.net>
18880 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18881 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18883 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18886 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18888 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18890 * ifcvt.c (dead_or_predicable): Rename
18891 df_simulate_one_insn_backwards to df_simulate_one_insn.
18892 * recog.c (peephole2_optimize): Ditto.
18893 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18895 * df.h: Rename df_simulate_one_insn_backwards to
18896 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18897 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18898 scanning of defs and uses.
18899 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18900 (df_simulate_one_insn_forwards): Removed.
18902 2008-05-16 Doug Kwan <dougkwan@google.com>
18904 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18906 (real_from_string): Handle NaNs and Inf as approriate.
18908 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18910 * doc/gty.texi (Source Files Containing Type Information): Note
18911 that headers should appear first in the gtfiles list.
18913 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18915 * tree.def (COND_EXEC): Properly documented this code.
18917 2008-05-16 Diego Novillo <dnovillo@google.com>
18919 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18920 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18923 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18925 * tree-ssa-dse (max_stmt_uid): Removed.
18926 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18927 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18928 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18929 * function.h (cfun.last_stmt_uid): New field.
18930 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18931 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18933 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18934 (create_stmt_ann): Initialize the ann->uid field.
18935 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18937 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18939 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18941 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18942 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18943 (init_empty_tree_cfg): Call it.
18945 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18947 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18950 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18952 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18953 * tree-dump.c (dump_options): New verbose option.
18954 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18956 * tree-pass.h (TDF_VERBOSE): New dump flag.
18957 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18958 (tree-flow.h): Added include.
18959 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18961 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18963 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18965 From Jie Zhang <jie.zhang@analog.com>
18966 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18967 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18968 mcpu=bf561-none and mcpu=bf561-0.2.
18969 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18970 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18971 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18972 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18973 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18974 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18975 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18977 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18978 (cputype_selected): Remove.
18979 (bfin_handle_option): Don't use cputype_selected.
18980 (override_options): When no mcpu option, enable all workarounds.
18981 Don't use bfin_workarounds.
18982 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18984 (DEFAULT_CPU_TYPE): Don't define.
18986 2008-05-16 Richard Guenther <rguenther@suse.de>
18988 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18989 on deletion of the last stmt.
18991 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18993 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18994 V8HImode for SSE2 and V16QImode for SSE4.1.
18996 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18998 * cgraph.h (compute_inline_parameters): Made public.
18999 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19000 variable_generate_summary, function_write_summary,
19001 variable_write_summary, variable_read_summary. Added generate_summary,
19002 write_summary, read_summary.
19003 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19004 pass_ipa_inline.function_generate_summary, to
19005 compute_inline_parameters.
19006 * ipa-inline.c (compute_inline_parameters): Made public and added
19008 (compute_inline_parameters_for_current): New function.
19009 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19010 (inline_generate_summary): Removed parameter and made to loop over
19012 (pass_ipa_inline): Updated for new IPA_PASS structure.
19013 * passes.c (execute_ipa_summary_passes): Now is called once per
19014 pass rather than once per node*pass.
19016 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19018 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19019 avr_have_mul_p, avr_asm_only_p): Remove variables.
19020 (avr_override_options): Remove initialization of removed variables.
19021 (avr_file_start): Convert removed variables to fields of
19022 'struct base_arch_s *avr_current_arch'.
19023 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19024 (AVR_HAVE_MUL): (Ditto.).
19025 (AVR_HAVE_MOVW): (Ditto.).
19026 (AVR_HAVE_LPMX): (Ditto.).
19027 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19028 avr_asm_only_p): Remove declaration.
19030 2008-05-15 Diego Novillo <dnovillo@google.com>
19032 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19033 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19035 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19037 PR middle-end/36194
19038 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19039 Don't call record_truncated_value from here.
19040 (record_truncated_value): Turn it into a for_each_rtx callback.
19041 (record_truncated_values): New function.
19042 (combine_instructions): Call note_uses with record_truncated_values.
19043 Change name of check_conversion to check_promoted_subreg.
19045 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19047 * doc/sourcebuild.texi: Document support for torture tests.
19049 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19051 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19052 to alternative 4 of operand 2.
19054 2008-05-15 Richard Guenther <rguenther@suse.de>
19056 * tree-pass.h (current_pass): Declare.
19057 (get_pass_for_id): Likewise.
19058 * passes.c (passes_by_id, passes_by_id_size): New globals.
19059 (set_pass_for_id): New function.
19060 (get_pass_for_id): Likewise.
19061 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19062 (execute_function_todo): Flush per function statistics.
19063 * toplev.c (compile_file): Init statistics.
19064 (general_init): Do early statistics initialization.
19065 (finalize): Finish statistics.
19066 * statistics.h (statistics_early_init): Declare.
19067 (statistics_init): Likewise.
19068 (statistics_fini): Likewise.
19069 (statistics_fini_pass): Likewise.
19070 (statistics_counter_event): Likewise.
19071 (statistics_histogram_event): Likewise.
19072 * statistics.c: New file.
19073 * Makefile.in (OBJS-common): Add statistics.o.
19074 (statistics.o): Add dependencies.
19075 * doc/invoke.texi (-fdump-statistics): Document.
19077 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19078 (insert): Likewise.
19079 (execute_pre): Use statistics_counter_event.
19080 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19081 (substitute_and_fold): Increment it. Use statistics_counter_event.
19083 2008-05-15 Diego Novillo <dnovillo@google.com>
19085 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19087 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19088 * tree-ssa-alias.c (new_type_alias): Remove references to
19089 sub-variables from comment.
19090 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19092 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19094 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19095 attribute to 1 only for insertps alternative.
19097 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19099 * config/bfin/bfin.md (loadbytes): New pattern.
19100 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19101 (bfin_init_builtins): Initialize it.
19102 (bdesc_1arg): Add it.
19104 2008-05-15 Sa Liu <saliu@de.ibm.com>
19106 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19107 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19108 * testsuite/lib/target-supports.exp: Add
19109 check_effective_target_fortran_integer_16.
19111 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19113 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19114 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19115 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19116 (TARGET_RETURN_IN_MEMORY): Define.
19118 2008-05-15 Richard Guenther <rguenther@suse.de>
19120 PR middle-end/36244
19121 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19122 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19123 represent unmodifiable vars.
19125 2008-05-15 Richard Guenther <rguenther@suse.de>
19127 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19128 INDIRECT_REF and TARGET_MEM_REF.
19129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19132 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19133 H.J. Lu <hongjiu.lu@intel.com>
19135 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19136 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19137 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19138 insn alternatives. Add missing alternatives.
19139 (*vec_concatv2di_rex64_sse4_1): Likewise.
19140 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19141 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19142 Require TARGET_SSE.
19144 2008-05-15 Richard Guenther <rguenther@suse.de>
19146 PR tree-optimization/36009
19147 PR tree-optimization/36204
19148 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19149 (determine_invariantness_stmt): Record the loop a store is
19150 always executed in.
19151 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19154 2008-05-15 Richard Guenther <rguenther@suse.de>
19156 PR tree-optimization/34330
19157 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19158 through the pointer will alias the SMT.
19160 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19162 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19164 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19166 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19168 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19169 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19171 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19172 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19173 (vashl_optab): New optab for vector/vector shifts.
19174 (vashr_optab): Ditto.
19175 (vlshr_optab): Ditto.
19176 (vrotl_optab): Ditto.
19177 (vrotr_optab): Ditto.
19178 (optab_subtype): New enum for optab_for_tree_code call.
19179 (optab_for_tree_code): Add enum optab_subtype argument.
19181 * optabs.c (optab_for_tree_code): Take an additional argument to
19182 distinguish between a vector shift by a scalar and vector shift by
19183 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19184 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19185 vector shift by a vector.
19186 (expand_widen_pattern_expr): Pass additional argument to
19187 optab_for_tree_code.
19189 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19190 vrotl_optab, vrotr_optab.
19192 * expr.c (expand_expr_real_1): Update calls to
19193 optab_for_tree_code to distinguish between vector shifted by a
19194 scalar and vector shifted by a vector.
19195 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19196 (supportable_narrowing_operation): Ditto.
19197 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19198 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19199 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19200 (vect_create_epilog_for_reduction): Ditto.
19201 (vectorizable_reduction): Ditto.
19202 (vectorizable_operation): Ditto.
19203 (vect_strided_store_supported): Ditto.
19204 (vect_strided_load_supported): Ditto.
19205 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19206 * expmed.c (expand_shift): Ditto.
19208 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19210 (ashr@var{m}3): Ditto.
19211 (vashl@var{m}3): Document new vector/vector shift standard name.
19212 (vashr@var{m}3): Ditto.
19213 (vlshr@var{m}3): Ditto.
19214 (vrotl@var{m}3): Ditto.
19215 (vrotr@var{m}3): Ditto.
19217 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19218 (PPERM_INVERT): Ditto.
19219 (PPERM_REVERSE): Ditto.
19220 (PPERM_REV_INV): Ditto.
19221 (PPERM_ZERO): Ditto.
19222 (PPERM_ONES): Ditto.
19223 (PPERM_SIGN): Ditto.
19224 (PPERM_INV_SIGN): Ditto.
19225 (PPERM_SRC1): Ditto.
19226 (PPERM_SRC2): Ditto.
19228 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19229 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19230 allows a memory operand to be the value being added, and split it
19231 to improve vectorization.
19232 (sse5_pmacsdqh_mem): Ditto.
19233 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19234 (sse5_mulv2div2di3_high): Ditto.
19235 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19236 (vec_pack_trunc_v4si): Ditto.
19237 (vec_pack_trunc_v2di): Ditto.
19238 (sse5_pcmov_<mode>): Remove code that tried to use use
19239 andps/andnps instead of pcmov.
19240 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19241 pmacsdqh instructions.
19242 (vec_widen_smult_lo_v4si): Ditto.
19244 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19245 (PPERM_INVERT): Ditto.
19246 (PPERM_REVERSE): Ditto.
19247 (PPERM_REV_INV): Ditto.
19248 (PPERM_ZERO): Ditto.
19249 (PPERM_ONES): Ditto.
19250 (PPERM_SIGN): Ditto.
19251 (PPERM_INV_SIGN): Ditto.
19252 (PPERM_SRC1): Ditto.
19253 (PPERM_SRC2): Ditto.
19254 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19256 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19258 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19259 says ignore whether the last reference is a memory operand.
19261 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19262 Paolo Bonzini <bonzini at gnu dot org>
19264 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19267 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19268 (vlshr<mode>3): Rename from vlshr<mode>3.
19269 (vashr<mode>3): Rename from vashr<mode>3.
19270 (mulv4sf3): Change the names of vector shift patterns.
19274 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19277 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19302 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19303 (floatunssidf2_internal): Change vector/vector shift names.
19304 (floatunsdidf2_internal): Ditto.
19311 (vashl<mode>3): Rename from ashl<mode>3.
19312 (vashr<mode>3): Rename from ashr<mode>3.
19313 (vlshr<mode>3): Rename from lshr<mode>3.
19314 (vrotl<mode>3): Rename from rotl<mode>3.
19316 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19319 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19320 multiply gives the wrong value when doing widening multiplies.
19321 (vec_widen_smult_lo_v4si): Ditto.
19323 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19325 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19326 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19327 emit_library_call_value.
19328 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19329 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19330 * calls.c (initialize_argument_information, precompute_arguments,
19331 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19332 (precompute_arguments): Removed flags parameter.
19333 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19335 2008-05-14 Richard Guenther <rguenther@suse.de>
19337 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19338 Make sure to register the store if the use is a PHI_NODE.
19340 2008-05-14 Olivier Hainque <hainque@adacore.com>
19342 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19343 memory if the component is to be referenced in BLKmode according
19344 to get_inner_reference.
19346 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19348 * calls.c (emit_library_call_value_1): Restore code clearing
19349 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19351 2008-05-14 Olivier Hainque <hainque@adacore.com>
19352 Nicolas Roche <roche@adacore.com>
19354 * configure.ac: Add support for a "gcc_subdir" variable in
19355 config-lang.in, to denote a subdirectory where the language/GCC
19356 integration files are to be found.
19357 * configure: Regenerate.
19359 2008-05-14 Ira Rosen <irar@il.ibm.com>
19361 PR tree-optimization/36098
19362 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19363 value for the first load in the group in case of a gap.
19364 (vect_build_slp_tree): Check that there are no gaps in loads.
19366 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19368 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19369 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19370 expand_copysign_bit): Change call to emit_no_conflict_block to
19371 emit_insn and remove unneeded code to construct extra args.
19372 (emit_no_conflict_block): Removed.
19373 * optabls.h: (emit_no_conflict_block): Removed.
19374 * cse.c (cse_extended_basic_block): Remove search for
19375 REG_NO_CONFLICT note.
19376 * global.c: Removed incorrect comment added in revision 117.
19377 * expr.c (convert_move): Change call to emit_no_conflict_block to
19379 * recog.c: Change comments so that they do not mention
19381 * local_alloc.c (combine_regs): Removed last parameter.
19382 (no_conflict_p): Removed.
19383 (block_alloc): Removed note, no_conflict_combined_regno and set
19384 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19385 (combine_regs): Removed already_dead and code to look for
19386 REG_NO_CONFLICT notes.
19387 * lower_subreg (remove_retval_note): Removed code to look for
19388 REG_NO_CONFLICT block.
19389 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19390 (resolve_clobber): Remove code to process libcalls that have
19391 REG_NO_CONFLICT notes.
19392 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19394 * combine.c (can_combine_p, distribute_notes): Removed
19395 REG_NO_CONFLICT case.
19396 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19398 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19399 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19401 * reg-notes.def (NO_CONFLICT): Removed.
19403 2008-05-14 David S. Miller <davem@davemloft.net>
19405 * config/sparc/sparc.c (sparc_profile_hook): If
19406 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19407 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19408 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19410 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19412 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19414 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19417 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19418 and op1 expansion before vector concat to have less live pseudos.
19420 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19422 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19423 ix86_expand_vector_set if supported.
19425 2008-05-13 Diego Novillo <dnovillo@google.com>
19426 Kenneth Zadeck <zadeck@naturalbridge.com>
19428 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19430 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19431 phinodes_print_statistics, init_ssanames, fini_ssanames,
19432 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19433 release_ssa_name, release_defs, replace_ssa_name_symbol,
19434 ssanames_print_statistics): Move ...
19435 * tree-flow.h: ... here.
19436 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19437 Use FN instead of cfun.
19438 (make_ssa_name_fn): Rename from make_ssa_name.
19439 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19440 * tree-flow-inline.h (make_ssa_name): Move from
19441 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19442 * omp-low.c (expand_omp_parallel):
19443 * tree-flow-inline.h (redirect_edge_var_map_result):
19444 * tree-ssa.c (init_tree_ssa): Add argument FN.
19445 Use it instead of cfun. Update all users.
19447 2008-05-13 Tom Tromey <tromey@redhat.com>
19449 PR preprocessor/22168:
19450 * doc/cpp.texi (Top): Update menu.
19451 (Alternatives to Wrapper #ifndef): New node.
19452 (Other Directives): Document deprecation.
19453 (Obsolete Features): Remove menu.
19454 (Assertions): Merge node into Obsolete Features.
19455 (Obsolete once-only headers): Move earlier; rename to Alternatives
19456 to Wrapper #ifndef.
19457 * doc/cppopts.texi: Update.
19458 * c.opt (Wdeprecated): Enable for C and ObjC.
19459 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19460 (C++ Dialect Options): Move -Wno-deprecated from here to...
19461 (Warning Options): ... here.
19463 2008-05-13 Richard Guenther <rguenther@suse.de>
19465 PR middle-end/36227
19466 * fold-const.c (fold_sign_changed_comparison): Do not allow
19467 changes in pointer-ness.
19469 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19472 * config/sh/sh.c (sh_expand_prologue): Don't clear
19473 RTX_FRAME_RELATED_P for push insns.
19475 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19477 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19479 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19481 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19482 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19483 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19485 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19487 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19488 (*vec_concatv4sf_sse): This.
19489 (*sse2_concatv2si): Renamed to ...
19490 (*vec_concatv2si_sse2): This.
19491 (*sse1_concatv2si): Renamed to ...
19492 (*vec_concatv2si_sse): This.
19493 (*vec_concatv2di_rex): Renamed to ...
19494 (*vec_concatv2di_rex64): This.
19495 (*vec_concatv2si_sse4_1): New.
19496 (*vec_concatv2di_rex64_sse4_1): Likewise.
19498 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19500 PR rtl-optimization/36111
19501 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19502 that was created for swappable operands.
19504 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19507 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19508 * configure.ac: Add call to ACX_PROG_GNAT.
19510 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19512 * optc-gen.awk: Fix comment typo.
19514 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19516 * pretty-print.c (pp_integer_with_precision): Use
19517 HOST_LONG_LONG_FORMAT.
19519 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19521 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19523 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19525 * config/i386/i386.c (bdesc_ptest): Removed.
19526 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19527 (bdesc_args): Add __builtin_ia32_ptestz128,
19528 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19529 (ix86_init_mmx_sse_builtins): Updated.
19530 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19531 (ix86_expand_builtin): Updated.
19533 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19535 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19536 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19538 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19540 * value-prof.c (interesting_stringop_to_profile): Do not
19541 return early for BUILT_IN_MEMPCPY.
19543 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19545 * calls.c (expand_call): Don't use callgraph to increase
19546 preferred_stack_boundary.
19548 * cgraph.h (cgraph_rtl_info): Use unsigned on
19549 preferred_incoming_stack_boundary.
19551 * final.c (rest_of_clean_state): Use unsigned on
19552 preferred_stack_boundary.
19554 2008-05-09 Tom Tromey <tromey@redhat.com>
19556 PR preprocessor/22231:
19557 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19560 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19562 PR tree-optimization/36129
19563 * tree-ssa-ccp.c: Include value-prof.h.
19564 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19565 built-in function was folded to a constant.
19566 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19568 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19569 Sebastian Pop <sebastian.pop@amd.com>
19571 * tree-scalar-evolution.c: Document instantiate_scev.
19572 (instantiate_parameters_1): Renamed instantiate_scev_1.
19573 Don't use the same loop for instantiation_loop and evolution_loop.
19574 (instantiate_scev): New.
19575 (instantiate_parameters): Moved...
19576 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19577 same loop twice. Maintains the semantics for this function.
19578 * tree-scalar-evolution.h (instantiate_scev): Declare.
19579 (instantiate_parameters): ...here. Now static inline.
19580 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19581 instead of resolve_mixers.
19583 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19585 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19587 2008-05-09 Tomas Bily <tbily@suse.cz>
19589 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19590 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19591 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19592 * c-common.c (c_common_truthvalue_conversion): Likewise.
19593 * tree-object-size.c (compute_object_offset): Likewise.
19594 * tree-inline.c (estimate_num_insns_1): Likewise.
19595 * varasm.c (const_hash_1, compare_constant, copy_constant)
19596 (compute_reloc_for_constant, output_addressed_constants)
19597 (initializer_constant_valid_p): Likewise.
19598 * c-omp.c (check_omp_for_incr_expr): Likewise.
19599 * gimplify.c (gimplify_expr): Likewise.
19600 * c-typeck.c (c_finish_return): Likewise.
19601 * tree-vectorizer.c (supportable_widening_operation)
19602 (supportable_narrowing_operation): Likewise.
19603 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19604 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19605 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19606 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19607 (descr_info_loc): Likewise.
19608 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19609 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19610 (fold_unary): Likewise.
19611 * builtins.c (get_pointer_alignment): Likewise.
19612 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19613 (instantiate_parameters_1): Likewise.
19614 * tree.c (expr_align, stabilize_reference): Likewise.
19615 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19616 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19617 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19618 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19619 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19620 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19622 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19623 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19624 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19625 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19626 (forward_propagate_comparison)
19627 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19628 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19629 * emit-rtl.c (component_ref_for_mem_expr)
19630 (set_mem_attributes_minus_bitpos): Likewise.
19631 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19632 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19634 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19635 (build_function_call, pointer_diff, build_compound_expr)
19636 (c_finish_return): Likewise.
19637 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19638 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19640 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19641 * expr.c (is_aligning_offset): Likewise.
19642 * tree-ssa-alias.c (is_escape_site): Likewise.
19643 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19644 (check_all_va_list_escapes): Likewise.
19645 * tree-ssa-loop-ivopts.c (determine_base_object)
19646 (determine_common_wider_type): Likewise.
19647 * dojump.c (do_jump): Likewise.
19648 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19649 * tree-gimple.c (is_gimple_cast): Likewise.
19650 * fold-const.c (decode_field_reference)
19651 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19652 (fold_binary): Likewise.
19653 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19654 (already_warned_in_frontend_p): Likewise.
19655 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19656 * tree.c (really_constant_p, get_unwidened): Likewise.
19657 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19658 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19659 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19661 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19663 (CONVERT_EXPR_P): Define.
19664 (CASE_CONVERT): Define.
19666 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19668 PR middle-end/36117
19669 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19670 (delete_unmarked_insns): When deleting a call, call
19671 delete_unreachable_blocks.
19672 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19673 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19675 2008-05-08 Richard Guenther <rguenther@suse.de>
19677 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19678 (-ftree-salias): Likewise.
19679 (salias-max-implicit-fields): Remove param documentation.
19680 (salias-max-array-elements): Likewise.
19681 * tree-pass.h (pass_create_structure_vars): Remove.
19682 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19683 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19684 * tree-ssa-alias.c (create_structure_vars): Remove.
19685 (gate_structure_vars): Likewise.
19686 (pass_create_structure_vars): Likewise.
19687 (gate_build_alias): Likewise.
19688 (pass_build_alias): Adjust to run always and dump the function.
19689 * common.opt (ftree-salias): Hide.
19690 * passes.c (init_optimization_passes): Remove
19691 pass_create_structure_vars, adjust comment.
19692 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19693 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19694 * opts.c (decode_options): Do not set flag_tree_salias.
19695 (common_handle_option): Add OPT_ftree_salias to the backward
19696 compatibility section.
19698 2008-05-08 Richard Guenther <rguenther@suse.de>
19700 * tree-flow-inline.h (var_can_have_subvars): Move ...
19701 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19702 * tree-flow.h (var_can_have_subvars): Remove.
19703 (push_fields_onto_fieldstack): Remove.
19704 (sort_fieldstack): Likewise.
19705 (struct fieldoff): Move ...
19706 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19707 alias_set and base_for_components fields.
19708 (sort_fieldstack): Make static.
19709 (push_fields_onto_fieldstack): Likewise. Remove code that
19710 handles anything but RECORD_TYPEs. Remove alias_set and
19711 base_for_components handling.
19712 (create_variable_info_for): Adjust.
19714 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19716 * common.opt (Wframe-larger-than=): Shorten the help message
19718 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19720 2008-05-08 Rafael Espíndola <espindola@google.com>
19722 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19724 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19725 trap and that both operands are gimple values.
19726 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19727 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19730 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19732 * read-rtl.c (join_c_conditions): Return the first string if the
19733 two strings are equal.
19735 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19737 * gensupport.h (pred_data): Add a "num_codes" field.
19738 (add_predicate_code): Declare.
19739 * gensupport.c (add_predicate_code): New function.
19740 (std_pred_table): Add an "allows_const_p" field.
19741 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19742 Remove the (incomplete) list of such codes from the codes field.
19743 (init_predicate_table): Use add_predicate_code. Add all
19744 RTX_CONST_OBJs if allows_const_p is true.
19745 * genrecog.c (process_define_predicate): Use add_predicate_code.
19747 2008-05-08 David Daney <ddaney@avtrex.com>
19748 Richard Sandiford <rsandifo@nildram.co.uk>
19750 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19751 special case of constant zero operands.
19752 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19753 old and new values. Special case constant zero values.
19754 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19756 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19757 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19759 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19762 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19763 similar RTX_CONST_OBJ before CONST_INT.
19765 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19767 * stmt.c (expand_stack_restore): Change sa mode if needed.
19769 2008-05-08 Richard Guenther <rguenther@suse.de>
19771 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19772 return type to bool.
19773 (ix86_sol10_return_in_memory): Likewise.
19774 (ix86_i386elf_return_in_memory): Likewise.
19775 (ix86_i386interix_return_in_memory): Likewise.
19776 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19777 (ix86_sol10_return_in_memory): Likewise.
19778 (ix86_i386elf_return_in_memory): Likewise.
19779 (ix86_i386interix_return_in_memory): Likewise.
19781 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19784 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19786 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19787 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19790 2008-05-08 Richard Guenther <rguenther@suse.de>
19792 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19793 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19794 (DR_SUBVARS): Remove.
19795 * tree-dfa.c (dump_subvars_for): Remove.
19796 (debug_subvars_for): Likewise.
19797 (dump_variable): Do not dump subvars.
19798 (remove_referenced_var): Do not remove subvars.
19799 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19800 (lookup_subvars_for_var): Remove.
19801 (get_subvars_for_var): Likewise.
19802 (get_subvars_at): Likewise.
19803 (get_first_overlapping_subvar): Likewise.
19804 (overlap_subvar): Likewise.
19805 * tree-flow.h (subvar_t): Remove.
19806 (struct var_ann_d): Remove subvars field.
19807 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19808 argument. Remove special handling of SFTs.
19809 (compute_tag_properties): Likewise.
19810 (set_initial_properties): Likewise.
19811 (compute_call_clobbered): Likewise.
19812 (count_mem_refs): Likewise.
19813 (compute_memory_partitions): Likewise.
19814 (compute_flow_insensitive_aliasing): Likewise.
19815 (setup_pointers_and_addressables): Likewise.
19816 (new_type_alias): Likewise.
19817 (struct used_part): Remove.
19818 (used_portions): Likewise.
19819 (struct used_part_map): Likewise.
19820 (used_part_map_eq): Likewise.
19821 (used_part_map_hash): Likewise.
19822 (free_used_part_map): Likewise.
19823 (up_lookup): Likewise.
19824 (up_insert): Likewise.
19825 (get_or_create_used_part_for): Likewise.
19826 (create_sft): Likewise.
19827 (create_overlap_variables_for): Likewise.
19828 (find_used_portions): Likewise.
19829 (create_structure_vars): Likewise.
19830 * tree.def (STRUCT_FIELD_TAG): Remove.
19831 * tree.h (MTAG_P): Adjust.
19832 (struct tree_memory_tag): Remove base_for_components and
19833 unpartitionable flags.
19834 (struct tree_struct_field_tag): Remove.
19835 (SFT_PARENT_VAR): Likewise.
19836 (SFT_OFFSET): Likewise.
19837 (SFT_SIZE): Likewise.
19838 (SFT_NONADDRESSABLE_P): Likewise.
19839 (SFT_ALIAS_SET): Likewise.
19840 (SFT_UNPARTITIONABLE_P): Likewise.
19841 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19842 (union tree_node): Remove sft field.
19843 * alias.c (get_alias_set): Remove special handling of SFTs.
19844 * print-tree.c (print_node): Remove handling of SFTs.
19845 * tree-dump.c (dequeue_and_dump): Likewise.
19846 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19847 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19848 * tree-predcom.c (set_alias_info): Do not set subvars.
19849 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19850 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19851 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19852 (add_vars_for_offset): Remove.
19853 (add_virtual_operand): Remove special handling of SFTs.
19854 (add_call_clobber_ops): Likewise.
19855 (add_call_read_ops): Likewise.
19856 (get_asm_expr_operands): Likewise.
19857 (get_modify_stmt_operands): Likewise.
19858 (get_expr_operands): Likewise.
19859 (add_to_addressable_set): Likewise.
19860 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19861 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19862 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19863 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19864 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19865 (tree_node_structure): Likewise.
19866 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19868 (find_what_p_points_to): Likewise.
19870 2008-05-08 Sa Liu <saliu@de.ibm.com>
19872 * config/spu/spu.md: Fixed subti3 pattern.
19874 2008-05-08 Richard Guenther <rguenther@suse.de>
19876 PR middle-end/36154
19877 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19878 sure to create a representative for trailing arrays for PTA.
19880 2008-05-08 Richard Guenther <rguenther@suse.de>
19882 PR middle-end/36172
19883 * fold-const.c (operand_equal_p): Two objects which types
19884 differ in pointerness are not equal.
19886 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19888 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19889 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19890 (emit_library_call_value_1): Add new variable fndecl initialized by
19891 NULL_TREE. It should be the decl type of orgfun, but this information
19892 seems not to be available here, so it uses the default calling abi.
19893 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19894 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19895 by TARGET_RETURN_IN_MEMORY.
19896 * config/i386/i386-interix.h: Likewise.
19897 * config/i386/i386.h: Likewise.
19898 * config/i386/i386elf.h: Likewise.
19899 * config/i386/ptx4-i.h: Likewise.
19900 * config/i386/sol2-10.h: Likewise.
19901 * config/i386/sysv4.h: Likewise.
19902 * config/i386/vx-common.h: Likewise.
19903 * config/cris/cris.h: Removed #if 0 clause.
19904 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19905 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19907 (ix86_sol10_return_in_memory): Likewise.
19908 (ix86_i386elf_return_in_memory): New.
19909 (ix86_i386interix_return_in_memory): New.
19910 * config/mt/mt-protos.h (mt_return_in_memory): New.
19911 * config/mt/mt.c: Likewise.
19912 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19913 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19914 * config/bfin/bfin.h: Likewise.
19915 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19917 * config/bfin/bfin.c: Likewise.
19918 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19919 * config/alpha/unicosmk.h: Likewise.
19920 * config/i386/cygming.h: Likewise.
19921 * config/iq2000/iq2000.h: Likewise.
19922 * config/mips/mips.h: Likewise.
19923 * config/mn10300/mn10300.h: Likewise.
19924 * config/rs6000/rs6000.h: Likewise.
19925 * config/score/score.h: Likewise.
19926 * config/spu/spu.h: Likewise.
19927 * config/v850/v850.h: Likewise.
19928 * defaults.h: Likewise.
19929 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19930 * expr.c (emit_block_move): Adjust use of
19931 OUTGOING_REG_PARM_STACK_SPACE.
19932 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19933 OUTGOING_REG_PARM_STACK_SPACE.
19934 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19936 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19938 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19939 on OMP_RETURN for OMP_FOR.
19942 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19943 (fortran_common): New function.
19944 (gen_variable_die): Call fortran_common instead of common_check,
19945 adjust for it returning tree instead of rtx. Formatting.
19947 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19951 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19952 * c-decl.c (merge_decls): Ditto.
19953 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19954 to RTL_CONST_OR_PURE_CALL_P.
19955 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19956 Initialized DECL_LOOPING_CONST_PURE.
19957 (process_call_operands): Set tree_side_effects properly.
19958 * tree.h (TREE_READONLY_DECL_P): Removed.
19959 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19960 (DECL_LOOPING_OR_CONST_P): New macro.
19961 (struct tree_function_decl): Added looping_const_or_pure_p.
19962 (ECF_*) Renumbered.
19963 (ECF_LOOPING_OR_CONST_P): New macro.
19964 * rtlanal.c (pure_const_p): Removed.
19965 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19966 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19967 to RTL_CONST_CALL_P.
19968 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19969 (check_decl, check_tree, check_call, scan_function): Initialize
19971 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19972 (static_execute): Set looping true for recursive functions.
19973 Undo setting state to IPA_NEITHER for recursive functions.
19974 * cse.c (cse_insn):
19975 * ifcvt.c (noce_can_store_speculate_p): Changed
19976 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19977 RTL_CONST_OR_PURE_CALL_P.
19978 * dse.c (scan_insn): Ditto.
19979 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19980 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19981 RTL_CONST_OR_PURE_CALL_P.
19982 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19983 pure_call_p to RTL_CONST_CALL_P.
19984 * gimplify.c (gimplify_call_expr): Clear side effects for
19985 non-looping pure and constant calls.
19986 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19987 (flags_from_decl_or_type): Set ecf flags from decl flags.
19988 (initialize_argument_information): Turn off
19989 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19990 Change const to pure if callee_copies is true rather than just
19992 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19993 way of marking pure calls.
19994 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19995 Remove hack that was supposed to fix pr7335 and remove old
19996 way of marking pure calls.
19997 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19998 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19999 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20000 RTL_CONST_OR_PURE_CALL_P.
20001 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20002 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20003 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20004 * sched-deps.c (schedule_analyze): Ditto.
20005 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20006 return_val field of calls to represent pure and const function info.
20007 (CONST_OR_PURE_CALL_P): Deleted macro.
20008 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20009 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20010 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20012 * tree-optimize.c (execute_fixup_cfg): Added test for
20013 ECF_LOOPING_CONST_OR_PURE.
20014 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20016 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20017 effects for looping pure or const calls.
20018 (verify_gimple_expr): Added verification code.
20019 * config/alpha/alpha.c (alpha_legitimize_address,
20020 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20022 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20023 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20024 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20025 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20026 RTL_CONST_OR_PURE_CALL_P.
20027 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20028 and const calls to be deleted.
20030 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20033 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20034 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20035 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20036 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20037 to handle nonimmediate operands.
20038 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20039 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20040 to handle nonimmediate operands.
20041 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20042 (mmx_pmulhrwv4hi3): New expander. Use
20043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20044 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20045 (sse2_umulv1siv1di3): New expander. Use
20046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20047 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20048 (mmx_eq<mode>3): New expander. Use
20049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20050 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20051 (mmx_uavgv8qi3): New expander. Use
20052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20053 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20054 (mmx_uavgv4hi3): New expander. Use
20055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20057 * config/i386/sse.md
20058 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20059 to handle nonimmediate operands.
20060 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20061 to handle nonimmediate operands.
20062 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20063 to handle nonimmediate operands.
20064 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20065 to handle nonimmediate operands.
20066 (sse2_unpckhpd_exp): New expander. Use
20067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20068 (sse2_unpcklpd_exp): New expander. Use
20069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20070 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20071 to handle nonimmediate operands.
20072 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20073 to handle nonimmediate operands.
20074 (*sse2_<plusminus_insn><mode>3): Rename from
20075 sse2_<plusminus_insn><mode>3 insn pattern.
20076 (sse2_<plusminus_insn><mode>3): New expander. Use
20077 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20078 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20079 (sse2_umulv2siv2di3): New expander. Use
20080 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20081 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20082 (sse4_1_mulv2siv2di3): New expander. Use
20083 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20084 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20085 (sse2_pmaddwd): New expander. Use
20086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20087 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20088 (sse2_eq<mode>3): New expander. Use
20089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20090 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20091 (sse4_1_eqv2di3): New expander. Use
20092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20093 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20094 (sse2_uavgv16qi3): New expander. Use
20095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20096 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20097 (sse2_uavgv16qi3): New expander. Use
20098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20099 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20100 (sse2_uavgv8hi3): New expander. Use
20101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20102 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20103 (ssse3_pmulhrswv8hi3): New expander. Use
20104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20105 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20106 (ssse3_pmulhrswv4hi3): New expander. Use
20107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20109 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20110 (<sse>_vmmul<mode>3): Ditto.
20111 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20113 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20114 (ssse3_pmaddubsw): Ditto.
20116 * config/i386/i386.c (struct_builtin_description)
20117 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20118 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20119 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20120 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20121 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20122 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20123 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20124 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20125 (ix86_fixup_binary_operands): Assert that src1
20126 and src2 must have the same mode when swapped.
20127 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20128 and ix86_binary_operator_ok. Do not force operands in registers
20131 2008-05-07 Jan Hubicka <jh@suse.cz>
20133 * cgraph.c (dump_cgraph_node): Update.
20134 * cgraph.h (cgraph_local_info): Break out inline summary.
20135 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20137 * ipa-inline (inline_summary): New accestor function.
20138 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20139 cgraph_decide_inlining, compute_inline_parameters): Update.
20140 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20142 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20144 Cleanup ColdFire scheduling support and add V4 pipeline model.
20146 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20147 (define_attr cpu): Add cfv4 value.
20148 (define_attr type, define_attr type1): Merge into a single 'type'
20149 attribute. Update all uses.
20150 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20151 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20153 (define_attr opx_mem, define_attr opy_mem): Remove.
20154 (define_attr op_mem): Clean up, update comment.
20155 (define_attr size): Use specific values instead of general int.
20156 (define_attr guess, define_attr split): Remove. Update all uses.
20157 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20158 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20159 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20160 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20161 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20162 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20163 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20164 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20165 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20166 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20167 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20168 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20169 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20170 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20171 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20172 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20173 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20174 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20175 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20176 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20177 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20178 Update or set attributes.
20179 (stack_tie): New fake instruction.
20181 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20182 (m68k_sched_attr_size): Update declaration.
20183 (m68k_sched_attr_type2): Remove.
20184 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20185 Declare new bypass predicates.
20187 * config/m68k/m68k.c (m68k_sched_issue_rate,
20188 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20190 (TARGET_SCHED_ISSUE_RATE,
20191 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20192 (override_options): Handle scheduling for ColdFire V4 core.
20193 (m68k_expand_prologue): Emit stack_tie.
20194 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20195 'OP_TYPE_FPN'. Update all uses.
20196 (sched_guess_p): Remove.
20197 (sched_address_type): Handle symbolic addresses.
20198 (sched_get_operand): New static function.
20199 (sched_operand_type): Merge into sched_attr_op_type.
20200 (sched_attr_op_type): Handle FP registers, handle quick constants,
20202 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20203 (m68k_sched_attr_size): Update. Move logic to ...
20204 (sched_get_attr_size_int): New static function.
20205 (sched_get_opxy_mem_type): New static function.
20206 (m68k_sched_attr_op_mem): Update.
20207 (m68k_sched_attr_type2): Remove.
20208 (sched_cfv4_bypass_data): New static variable.
20209 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20210 (m68k_sched_issue_rate): Implement scheduler hook.
20211 (struct _sched_ib: enabled_p): New field.
20212 (m68k_sched_variable_issue): Update. Handle V4.
20213 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20214 sched_dump_class_func_t, sched_dump_split_class,
20215 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20216 sched_dump_dfa_class, m68k_sched_dump): Remove.
20217 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20219 (m68k_sched_init_global): Remove statisctics dumping, introduce
20220 sanity check that all instructions have pipeline reservations. Handle
20222 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20223 Handle ColdFire V4 core.
20224 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20225 New static functions.
20226 (m68k_sched_address_bypass_p): New bypass predicate.
20227 (sched_get_indexed_address_scale): New static function.
20228 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20230 * cf.md: Update comments.
20231 (define_attr type2): Remove. Use 'type' attribute instead.
20233 (cf_ib): Rename to cfv123_ib. Update all uses.
20234 (cf_oep): Rename to cfv123_oep. Update all uses.
20235 (cf_chr): Rename to cfv123_chr. Update all uses.
20236 (cf_mem): Rename to cfv123_mem. Update all uses.
20237 (cf_mac): Move to more appropriate place.
20238 (cfv123_guess): New automaton and cpu_unit.
20239 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20240 Update uses of 'size' attribute. Handle before reload scheduling.
20241 (cfv123_guess): New dummy reservation for unhandled instructions.
20242 (cfv4_*): Pipeline description of ColdFire V4 core.
20243 (ignore): New reservation to handle 'ignore' type.
20245 2008-05-07 Ian Lance Taylor <iant@google.com>
20247 PR middle-end/36013
20248 * gimplify.c (find_single_pointer_decl_1): Don't look through
20250 (find_single_pointer_decl): Adjust comments.
20252 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20254 PR middle-end/36137
20255 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20256 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20258 PR middle-end/36106
20259 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20260 integral type rather than floating point, then VIEW_CONVERT_EXPR
20261 to the floating point type.
20263 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20265 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20266 TFmode op0 to register.
20268 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20270 * c-decl.c (grokdeclarator): Comment typo.
20272 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20274 * tree-flow.h: Remove prototype for computed_goto_p.
20275 * tree-cfg.c (computed_goto_p): Make static.
20277 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20280 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20281 (contains_aligned_value_p): This. Handle _Decimal128.
20282 (ix86_function_arg_boundary): Only align _Decimal128 to its
20283 natural boundary and handle it properly.
20285 2008-05-06 Martin Jambor <mjambor@suse.cz>
20287 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20288 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20289 (ipcp_method_set_orig_node): Removed.
20290 (ipcp_cval_get_cvalue_type): Removed.
20291 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20292 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20293 (ipcp_cval_set_cvalue_type): Removed.
20294 (ipcp_cval_get_cvalue): Removed.
20295 (ipcp_cval_set_cvalue): Removed.
20296 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20297 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20298 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20299 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20300 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20301 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20302 (ipcp_get_ith_lattice): Changed parameters.
20303 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20304 (ipcp_lattice_from_jfunc): Changed parameters.
20305 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20306 (ipcp_method_cval_print): Added temporary variable info.
20307 (ipcp_redirect): Removed already unused local variable caller.
20308 (ipcp_redirect): New temporary variable orig_callee_info
20309 (ipcp_redirect): Removed newly unused local variable callee.
20310 (ipcp_redirect): Removed (a bit confusing) local variable type.
20311 (ipcp_insert_stage): Added local variable info.
20312 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20314 (ipcp_formal_create): Removed.
20315 (ipcp_method_cval_set): Removed.
20316 (ipcp_propagate_stage): Renamed lattice variables.
20317 (ipcp_method_cval_set_cvalue_type): Removed.
20318 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20319 (ipcp_print_all_lattices): Changed printed strings to refer to
20320 lattices rather than cvals.
20321 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20322 (ipcp_propagate_const): Changed formal parameters.
20323 (build_const_val): Changed formal parameters.
20324 (ipcp_insert_stage): Removed useless variable cvalue
20325 (build_const_val): Changed formal parameters.
20326 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20327 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20328 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20329 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20330 (ipcp_print_func_profile_counts): Changed string from "method" to
20332 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20333 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20334 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20335 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20336 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20337 (ipcp_lat_is_const): Changed parameters and made inline.
20338 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20339 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20340 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20341 the predicate condition directly
20342 (ipcp_propagate_stage): Added local variable args. Removed local
20343 variable callee. (Both are mere code simplifications.)
20344 (ipcp_method_dont_insert_const): Renamed to
20345 ipcp_node_not_modifiable_p.
20346 (ipcp_node_not_modifiable_p): Made inline.
20347 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20348 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20349 (ipcp_print_all_lattices): Removed variable cvalue
20350 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20353 2008-05-06 Olivier Hainque <hainque@adacore.com>
20355 * tree-sra.c (try_instantiate_multiple_fields): Early return
20356 if field has POINTER_TYPE.
20358 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20360 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20361 by using 'q' specifier for instruction.
20362 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20364 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20366 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20367 Change mode of zero_extract from QImode to HImode.
20368 (sign bit tests peepholes): (Ditto.).
20370 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20372 * config/i386/mmx.md: Remove double backslashes from asm templates.
20373 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20374 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20375 to handle nonimmediate operands.
20376 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20377 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20378 to handle nonimmediate operands.
20379 (*mmx_<code>v2sf3_finite): New insn pattern.
20380 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20381 (mmx_<code>v2sf3): New expander. Use
20382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20383 (mmx_<plusminus_insn><mode>3): New expander. Use
20384 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20385 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20386 (mmx_add<mode>3): Removed.
20387 (mmx_ssadd<mode>3): Ditto.
20388 (mmx_usadd<mode>3): Ditto.
20389 (mmx_sub<mode>3): Ditto.
20390 (mmx_sssub<mode>3): Ditto.
20391 (mmx_ussub<mode>3): Ditto.
20392 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20393 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20394 to handle nonimmediate operands.
20395 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20397 (mmx_smulv4hi3_highpart): New expander. Use
20398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20399 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20401 (mmx_umulv4hi3_highpart): New expander. Use
20402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20403 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20404 (mmx_<code>v4hi3): New expander. Use
20405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20406 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20407 (mmx_<code>v8qi3): New expander. Use
20408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20409 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20410 (mmx_<code><mode>3): New expander. Use
20411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20413 2008-05-05 Jan Hubicka <jh@suse.cz>
20415 PR tree-optimization/36118
20416 * passes.c (pass_init_dump_file): Fix dump header.
20418 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20420 PR middle-end/36141
20421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20422 VCE for function decls.
20424 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20426 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20428 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20430 * config/i386/i386.md (sat_plusminus): New.
20431 (plusminus_insn): Likewise.
20432 (plusminus_mnemonic): Likewise.
20434 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20435 (*<addsub><mode>3_cc_overflow): Renamed to ...
20436 (*<plusminus_insn><mode>3_cc_overflow): This.
20437 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20438 (*<plusminus_insn>si3_zext_cc_overflow): This.
20440 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20441 (<plusminus_insn><mode>3): This.
20442 (*<addsub><mode>3): Renamed to ...
20443 (*<plusminus_insn><mode>3): This.
20444 (<sse>_vm<addsub><mode>3): Renamed to ...
20445 (<sse>_vm<plusminus_insn><mode>3): This.
20446 (sse3_h<addsub>v4sf3): Renamed to ...
20447 (sse3_h<plusminus_insn>v4sf3): This.
20448 (sse3_h<addsub>v2df3): Renamed to ...
20449 (sse3_h<plusminus_insn>v2df3): This.
20450 (<plusminus_insn><mode>3): New.
20451 (*<plusminus_insn><mode>3): Likewise.
20452 (sse2_<plusminus_insn><mode>3): Likewise.
20453 (add<mode>): Removed.
20454 (*add<mode>3): Likewise.
20455 (sse2_ssadd<mode>3): Likewise.
20456 (sse2_usadd<mode>3): Likewise.
20457 (sub<mode>3): Likewise.
20458 (*sub<mode>3): Likewise.
20459 (sse2_sssub<mode>3): Likewise.
20460 (sse2_ussub<mode>3): Likewise.
20462 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20464 * gthr-single.h: Add in required interface elements as per gthr.h.
20465 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20466 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20467 Generalize UNUSED macro.
20468 (__gthread_once): Add.
20469 (__gthread_key_create): Add.
20470 (__gthread_key_delete): Add.
20471 (__gthread_getspecific): Add.
20472 (__gthread_setspecific): Add.
20474 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20476 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20477 the same size types for the indirect reference on the rhs, then
20480 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20482 * config/i386/i386.md
20483 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20484 one insn template instead of template series.
20485 (*xordi_1_rex64): Ditto.
20486 (*xordi_2_rex64): Ditto.
20488 2008-05-05 Ira Rosen <irar@il.ibm.com>
20490 PR tree-optimization/36119
20491 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20494 2008-06-04 Jan Hubicka <jh@suse.cz>
20496 tree-optimization/36100
20497 * tree-pass.h (pass_O0_always_inline): Declare.
20498 * ipa-inline.c (inline_transform): Remove dead code.
20499 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20500 pass_O0_always_inline): New.
20501 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20503 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20505 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20506 mnemonic in this_param move for TARGET_64BIT.
20508 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20510 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20511 (*strmovsi_rex_1): Ditto.
20512 (*strsetsi_1): Ditto.
20513 (*strsetsi_rex_1): Ditto.
20515 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20516 adddicc expanders using SWI mode iterator.
20518 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20521 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20524 2008-05-04 David S. Miller <davem@davemloft.net>
20526 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20527 (sparc*-*-linux*): Use linux.h in tm_file.
20528 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20529 compiler defaulting to 32-bit.
20530 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20532 * config/sparc/linux.h: Remove definitions now obtained
20533 properly from linux.h
20534 * config/sparc/linux64.h: Likewise.
20535 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20536 don't want this setting for 32-bit builds in a biarch compiler.
20537 * doc/install.texi: Add sparc-linux to list of targets
20538 supporting --enable-targets=all.
20540 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20542 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20544 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20546 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20547 after V4SI_FTYPE_V8HI.
20548 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20549 case V4SI_FTYPE_V2DF.
20551 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20553 * doc/invoke.texi (max-flow-memory-locations): Removed.
20554 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20556 2008-05-03 Richard Guenther <rguenther@suse.de>
20558 PR middle-end/34973
20559 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20561 2008-05-02 David S. Miller <davem@davemloft.net>
20563 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20565 2008-05-02 Simon Baldwin <simonb@google.com>
20568 * c-common.h (warn_array_subscript_range): Removed.
20569 * c-common.c (warn_array_subscript_range): Ditto.
20570 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20571 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20573 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20575 * config/i386/i386.c (ix86_special_builtin_type): New.
20576 (bdesc_special_args): Likewise.
20577 (ix86_expand_special_args_builtin): Likewise.
20578 (ix86_init_mmx_sse_builtins): Updated.
20579 (ix86_expand_builtin): Updated.
20580 (ix86_expand_store_builtin): Removed.
20581 (ix86_expand_unop_builtin): Likewise.
20583 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20584 * config/i386/mmintrin.h (__v2sf): Here.
20586 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20588 (_mm_loadl_pi): Likewise.
20589 (_mm_storeh_pi): Replace __v2si with __v2sf.
20590 (_mm_storel_pi): Likewise.
20592 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20593 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20594 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20595 __builtin_ia32_loadlpd.
20597 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20599 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20600 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20601 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20602 (ix86_init_mmx_sse_builtins): Updated.
20603 (ix86_expand_args_builtin): Likewise.
20604 (ix86_expand_builtin): Likewise.
20605 (ix86_expand_unop1_builtin): Renamed to ...
20606 (ix86_expand_unop_vec_merge_builtin): This.
20608 2008-05-01 Jan Hubicka <jh@suse.cz>
20611 * ipa-inline.c (inline_generate_summary): Make static.
20612 (inline_transform): Do not call inlining at -O0; make static.
20613 * passes.c (execute_todo): Add sanity check.
20614 (execute_one_ipa_transform_pass): Execute proper flags.
20616 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20618 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20619 (DECL_NONADDRESSABLE_P): Likewise.
20620 * alias.c (record_component_aliases): Fix comment.
20622 2008-05-01 Simon Baldwin <simonb@google.com>
20624 * c-common.h (warn_array_subscript_range): New function.
20625 * c-common.c (warn_array_subscript_range): Ditto.
20626 * tree-vrp.c (check_array_ref): Corrected code to agree with
20627 comment, ignoring only arrays of size 0 or size 1.
20628 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20630 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20632 * config/i386/i386.c (ix86_builtin_type): Replace
20633 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20634 (bdesc_args): Updated.
20635 (ix86_init_mmx_sse_builtins): Likewise.
20636 (ix86_expand_args_builtin): Likewise.
20638 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20641 * doc/extend.texi: Correct __builtin_ia32_palignr.
20643 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20646 * config/i386/i386.c (bdesc_crc32): Removed.
20647 (ix86_expand_crc32): Likewise.
20648 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20649 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20650 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20651 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20652 UINT_FTYPE_UINT_UCHAR.
20653 (bdesc_args): Updated. Add crc32 builtins.
20654 (ix86_init_mmx_sse_builtins): Updated.
20655 (ix86_expand_args_builtin): Updated to support subreg.
20657 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20659 2008-05-01 Jan Hubicka <jh@suse.cz>
20661 * tree-pass.h (opt_pass): Add IPA_PASS.
20662 (varpool_node, cgraph_node): Forward declare.
20663 (ipa_opt_pass): Define.
20664 (pass_ipa_inline): Turn into ipa_opt_pass.
20665 (pass_apply_inline): Remove.
20666 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20667 (apply_inline): Turn into ....
20668 (inline_transform): ... this one.
20669 (inline_generate_summary): New function.
20670 (pass_apply_inline): Remove.
20671 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20673 (struct function): Add ipa_transforms_to_apply.
20674 * passes.c (register_one_dump_file): Work on IPA_PASS.
20675 (init_optimization_passes): Remove pass_inline_parameters and
20677 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20678 (execute_one_pass) ... here; apply transforms when possible.
20679 (add_ipa_transform_pass, execute_ipa_summary_asses,
20680 execute_one_ipa_transform_pass): New.
20681 (execute_ipa_pass_list): Update for IPA_PASS type.
20683 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20685 * config/i386/i386.c (ix86_builtin_type): Add
20686 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20687 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20688 (bdesc_args): Add SSE4a builtins.
20689 (ix86_init_mmx_sse_builtins): Updated.
20690 (ix86_expand_args_builtin): Likewise.
20691 (ix86_expand_builtin): Likewise.
20693 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20695 * config/i386/i386.c (ix86_builtin_type): Add
20696 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20697 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20698 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20699 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20700 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20701 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20702 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20703 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20704 and DI_FTYPE_DI_DI_INT.
20705 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20706 (ix86_init_mmx_sse_builtins): Updated.
20707 (ix86_expand_args_builtin): Likewise.
20708 (ix86_expand_builtin): Likewise.
20709 (ix86_expand_binop_imm_builtin): Removed.
20711 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20713 2008-04-30 Richard Guenther <rguenther@suse.de>
20715 PR tree-optimization/32921
20716 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20718 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20720 * config/arm/arm.c (arm_unwind_emit): Use
20721 crtl->all_throwers_are_sibcalls instead of
20722 cfun->all_throwers_are_sibcalls.
20723 (arm_output_fn_unwind): Likewise.
20724 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20725 instead of cfun->uses_pic_offset_table.
20726 (frv_expand_prologue): Likewise.
20727 (frv_frame_pointer_required): Likewise.
20728 (frv_expand_fdpic_call): Likewise.
20729 (frv_emit_movsi): Likewise.
20730 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20731 cfun->returns_pcc_struct instead of
20732 current_function_returns_pcc_struct.
20733 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20734 instead of cfun->calls_eh_return.
20735 (m32c_pushm_popm): Likewise.
20736 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20737 "extern" declaration.
20739 2008-04-30 Richard Guenther <rguenther@suse.de>
20741 PR tree-optimization/21636
20742 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20744 (evaluate_stmt): Print the likely value.
20745 (ccp_visit_stmt): Avoid excessive vertical spacing.
20747 2008-04-30 Rafael Espíndola <espindola@google.com>
20749 * builtins.c (fold_call_expr): Return realret.
20750 * tree-ssa-threadedge.c
20751 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20752 __builtin_object_size.
20754 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20756 * gcc.c (wrapper_string): New variable.
20757 (insert_wrapper): New function.
20758 (execute): New option -wrapper.
20759 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20761 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20763 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20764 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20765 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20767 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20768 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20769 config/rs6000/e500crtres64gprctr.asm,
20770 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20771 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20772 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20773 config/rs6000/e500crtsav64gprctr.asm,
20774 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20775 config/rs6000/e500crtsavg64gprctr.asm: New files.
20776 * config/rs6000/t-ppccomm: Add build rules for new files.
20777 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20778 * config/rs6000/t-netbsd: Add build rules for new files.
20779 (LIB2FUNCS_STATIC_EXTRA): New variable.
20780 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20781 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20782 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20784 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20786 * config/i386/i386.c (ix86_builtin_type): Add
20787 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20788 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20789 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20790 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20791 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20792 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20793 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20794 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20795 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20796 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20797 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20798 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20799 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20800 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20801 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20802 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20803 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20804 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20805 V1DI_FTYPE_V2SI_V2SI.
20806 (bdesc_2arg): Moved to ...
20807 (bdesc_args): Here.
20808 (ix86_init_mmx_sse_builtins): Updated.
20809 (ix86_expand_args_builtin): Updated. Take a pointer
20810 to const struct builtin_description. Handle comparison
20812 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20813 (ix86_expand_builtin): Updated.
20815 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20816 (ssse3_pmaddubsw128): This.
20817 (ssse3_pmaddubswv4hi3): Renamed to ...
20818 (ssse3_pmaddubsw): This.
20820 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20821 (__builtin_ia32_packssdw128): Likewise.
20822 (__builtin_ia32_packuswb128): Likewise.
20823 (__builtin_ia32_pmaddubsw): Likewise.
20824 (__builtin_ia32_pmaddubsw128): Likewise.
20826 2008-04-30 Richard Guenther <rguenther@suse.de>
20828 PR tree-optimization/14847
20829 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20830 (recognize_bits_test): Use it.
20831 (recognize_single_bit_test): Likewise.
20833 2008-04-30 Martin Jambor <mjambor@suse.cz>
20835 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20836 instead of setting number of formal parameters to zero.
20837 (ipcp_init_stage): Do not set the number of actual parameters to zero
20839 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20840 which are called with variable number of arguments.
20841 (ipcp_insert_stage): Explicitely skipping all nodes which are
20842 called with variable number of arguments.
20843 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20844 number of parameters.
20846 * ipa-prop.h (struct ipa_node_params): Added flag
20847 called_with_var_arguments
20848 (ipa_set_param_count): Added. Changed sole setter to use it.
20849 (ipa_get_param_count): Added. All readers of param_count
20850 converted to use it instead.
20851 (ipa_set_called_with_variable_arg): Added.
20852 (ipa_is_called_with_var_arguments): Added.
20853 (ipa_get_ith_param): Added. All readers of param_decls converted
20855 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20857 (ipa_get_cs_argument_count): Added, all readers of argument_count
20859 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20862 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20863 (struct ipcp_lattice): Renamed cval_type to type
20864 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20866 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20867 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20868 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20869 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20870 (build_const_val): Changed the type of parameter cvalue to tree
20871 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20872 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20874 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20877 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20878 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20879 (ipa_add_method): Renamed to ipa_push_func_to_list
20880 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20881 (ipa_callsite_param_count): Removed.
20882 (ipa_callsite_param_count_set): Removed.
20883 (ipa_callsite_param): Removed.
20884 (ipa_callsite_callee): Removed.
20885 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20886 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20887 (ipa_method_formal_count): Removed.
20888 (ipa_method_formal_count_set): Removed.
20889 (ipa_method_get_tree): Removed.
20890 (ipa_method_tree_map_create): Removed.
20891 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20892 (ipa_create_param_decls_array): Creates the array itself
20893 (ipa_create_param_decls_array): Temporary variable info instead of
20894 a few dereferences.
20895 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20896 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20897 (get_type): Removed.
20898 (ipa_jf_get_info_type): Removed.
20899 (ipa_node_create): Renamed to ipa_create_node_params
20900 (ipa_free): Renamed to ipa_free_all_node_params
20901 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20902 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20903 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20904 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20905 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20906 ipa_free_all_edge_args
20907 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20908 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20909 (ipa_create_methodlist_node): Removed.
20910 (ipa_methodlist_method): Removed.
20911 (ipa_methodlist_method_set): Removed.
20912 (ipa_methodlist_next_method): Removed.
20913 (ipa_methodlist_next_method_set): Removed.
20914 (ipa_method_is_modified): Removed.
20915 (ipa_method_modify_create): Removed.
20916 (ipa_method_modify_init): Temporary variable info instead of a few
20918 (ipa_detect_param_modifications): Temporary variable info instead of
20919 a few dereferences.
20920 (ipa_compute_jump_functions): Temporary variable info instead of
20921 a few dereferences.
20922 (ipa_method_modify_set): Removed.
20923 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20924 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20925 than craph_node as the first parameter.
20926 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20927 (ipa_method_modify_init): Removed.
20928 (ipa_compute_jump_functions): Added a temp variable instead of
20929 repeatadly dereferencing the cgraph_edge.aux pointer
20930 (ipa_callsite_param_set_type): Removed.
20931 (ipa_compute_jump_functions): i renamed to index and moved to
20933 (ipa_callsite_param_set_info_type_formal): Removed.
20934 (ipa_callsite_param_set_info_type): Removed.
20935 (ipa_callsite_param_map_create): Removed.
20936 (ipa_callsite_tree): Removed.
20937 (ipa_callsite_caller): Removed.
20938 (ipa_pop_func_from_list): return_method removed to return_func
20940 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20941 prefixed all values with IPA_. Changed all users.
20942 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20943 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20944 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20945 (union parameter_info): Renamed to jump_func_value.
20946 (union jump_func_value): Renamed value to constant
20947 (struct ipa_jump_func): Renamed info_type to value
20948 (struct ipa_node): Renamed to ipa_node_params
20949 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20950 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20951 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20952 (struct ipa_edge): Renamed to ipa_edge_args
20953 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20954 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20955 (struct ipa_methodlist): Renamed to ipa_func_list
20956 (struct ipa_func_list): method_p renamed to node, next_method
20958 (ipa_methodlist_p): Removed, switched all users to struct pointer
20959 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20961 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20963 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20964 (rs6000_emit_epilogue): Use backchain to restore only when we
20965 have a large frame. Make use of frame pointer to restore if we
20966 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20968 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20970 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20971 Add mode to zero_extract.
20972 (sign bit tests peepholes): (Ditto.).
20974 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20976 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20977 Instructions in comments with SSE3.
20978 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20979 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20980 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20981 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20982 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20983 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20984 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20985 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20986 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20987 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20988 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20989 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20990 (bdesc_sse_args): Renamed to ...
20991 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20992 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20993 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20994 IX86_BUILTIN_FABSQ.
20995 (bdesc_1arg): Moved to ...
20996 (bdesc_args): Here.
20997 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20998 Instructions in comments with SSE3.
20999 (ix86_expand_sse_operands_builtin): Renamed to ...
21000 (ix86_expand_args_builtin): This. Updated.
21001 (ix86_expand_unop1_builtin): Update comments.
21002 (ix86_expand_builtin): Updated.
21004 2008-04-29 Richard Guenther <rguenther@suse.de>
21006 PR tree-optimization/36078
21007 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21008 Update virtual SSA form after cleaning up the CFG.
21010 2008-04-29 Richard Guenther <rguenther@suse.de>
21012 PR middle-end/15255
21013 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21015 2008-04-29 Richard Guenther <rguenther@suse.de>
21017 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21018 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21019 (compute_flow_insensitive_aliasing): Do not treat
21020 PTR_IS_REF_ALL pointers special.
21021 (get_smt_for): Likewise.
21022 (may_alias_p): Re-structure.
21023 (is_escape_site): A ref-all pointer conversion is not an escape site.
21024 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21025 PTR_IS_REF_ALL pointers special.
21026 * tree-ssa-structalias.h (struct alias_info): Remove
21027 ref_all_symbol_mem_tag field.
21028 (PTR_IS_REF_ALL): Remove.
21030 2008-04-29 Richard Guenther <rguenther@suse.de>
21032 PR middle-end/36077
21033 * fold-const.c (extract_muldiv_1): In combining division constants
21034 make sure to never overflow.
21036 2008-04-29 Nick Clifton <nickc@redhat.com>
21038 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21040 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21043 * optc-gen.awk: Work around HP-UX/IA awk bug.
21045 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21047 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21050 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21053 * config/i386/i386.md
21054 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21055 Change operand 1 predicate to nonimmediate_operand.
21057 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21060 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21062 * gengtype.c (walk_type, write_func_for_structure): Handle
21064 * doc/gty.texi: Document chain_circular.
21066 2008-04-28 Richard Guenther <rguenther@suse.de>
21068 PR tree-optimization/36066
21069 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21072 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21075 * config/i386/i386.md
21076 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21077 Use match_scratch instead of match_operand for operands 3 and 4.
21079 2008-04-27 Richard Guenther <rguenther@suse.de>
21081 PR tree-optimization/18754
21082 PR tree-optimization/34223
21083 * tree-pass.h (pass_complete_unrolli): Declare.
21084 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21085 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21086 Rewrite loop into loop closed SSA form if it is not already.
21087 (tree_unroll_loops_completely): Re-structure to iterate over
21088 innermost loops with intermediate CFG cleanups.
21089 Unroll outermost loops only if requested or the code does not grow
21091 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21092 loops are available.
21093 (tree_vectorize): Instead do so here.
21094 (tree_complete_unroll): Also unroll outermost loops.
21095 (tree_complete_unroll_inner): New function.
21096 (gate_tree_complete_unroll_inner): Likewise.
21097 (pass_complete_unrolli): New pass.
21098 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21099 uses outside of the loop.
21100 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21101 form if it is available.
21102 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21103 * passes.c (init_optimization_passes): Schedule complete inner
21104 loop unrolling pass before the first CCP pass after final inlining.
21106 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21108 * targhooks.h (default_emutls_var_fields,
21109 default_emutls_var_init): Declare.
21110 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21111 * target.h (struct gcc_target): Add struct emutls member.
21112 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21113 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21114 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21115 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21116 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21117 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21118 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21119 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21120 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21121 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21122 emit debug information.
21123 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21124 * varasm.c: Include targhooks.h.
21125 (emutls_object_section, emutls_tmpl_section): New.
21126 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21127 (EMUTLS_SEPARATOR): New.
21128 (prefix_name): New.
21129 (get_emutls_object_name): New.
21130 (default_emutls_var_fields): New, broken out of ...
21131 (get_emutls_object_type): ... here. Adjust to use target hooks.
21132 (get_emutls_init_templ_addr): Adjust to use target hooks.
21133 (emutls_decl): Adjust to use target hooks.
21134 (emutls_finish): Likewise.
21135 (default_emutls_var_init): New, broken out of ...
21136 (assemble_variable): ... here. Adjust to use target hooks.
21137 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21138 SECCAT_EMUTLS_TMPL.
21139 * c-common.c (handle_section_attribute): Prevent overriding
21140 sections for emulated tls with special sections.
21141 * config/i386/i386.c (x86_64_elf_select_section): Add
21142 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21143 (x86_64_elf_unique_section): Likewise.
21144 * config/vxworks.c: Include tree.h.
21145 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21146 (vxworks_override_options): Set TLS scheme.
21147 * doc/tm.texi (Emulated TLS): New node.
21149 2008-04-26 Simon Baldwin <simonb@google.com>
21152 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21153 with propagated string constants.
21155 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21157 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21158 constraint for operand 2 when operand 0 is memory operand.
21159 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21160 operand 0 is memory operand.
21161 (fix_trunc<mode>_i387_with_temp): Ditto.
21162 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21163 operand 2 when operand 1 is memory operand.
21164 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21165 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21166 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21167 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21168 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21169 operands 2,3 and 4 when operand 1 is memory operand.
21170 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21172 (fistdi2_floor_with_temp): Ditto.
21173 (fist<mode>2_floor_with_temp): Ditto.
21174 (fistdi2_ceil_with_temp): Ditto.
21175 (fist<mode>2_ceil_with_temp): Ditto.
21176 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21178 2008-04-26 David Daney <ddaney@avtrex.com>
21180 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21182 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21183 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21184 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21185 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21186 (compare_and_swap_12): New insn.
21187 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21188 * config/mips/mips.c (mips_force_binary): New function.
21189 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21190 (mips_expand_compare_and_swap_12): New function.
21191 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21193 2008-04-25 Jan Hubicka <jh@suse.cz>
21196 * cfgexpand.c (pass_expand): Turn into RTL pass.
21197 * passes.c (execute_one_pass): Do pass typechecking after execution.
21198 * tree-pass.h (pass_expand): Turn into RTL pass.
21200 * function.h (struct rtl_data): Move here fields
21201 accesses_prior_frames, calls_eh_return, saves_all_registers,
21202 has_nonlocal_goto, has_asm_statement, is_thunk,
21203 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21204 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21205 arg_pointer_save_area_init from struct function; turn into bool.
21206 (struct function): Move
21207 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21208 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21209 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21210 tail_call_emit, arg_pointer_save_area_init
21211 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21212 (current_function_returns_struct, current_function_returns_pcc_struct,
21213 current_function_calls_setjmp, current_function_calls_alloca,
21214 current_function_accesses_prior_frames,
21215 current_function_calls_eh_return, current_function_is_thunk,
21216 current_function_stdarg, current_function_profile,
21217 current_function_limit_stack, current_function_uses_pic_offset_table,
21218 current_function_uses_const_pool, current_function_has_nonlocal_label,
21219 current_function_saves_all_registers,
21220 current_function_has_nonlocal_goto,
21221 current_function_has_asm_statement): Remove accesor macros.
21222 * ra-conflict.c (global_conflicts): Update.
21223 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21224 (suitable_for_tail_call_opt_p): Update.
21225 * builtins.c (expand_builtin_return_addr): Update.
21226 (expand_builtin_setjmp_setup): Update.
21227 (expand_builtin_nonlocal_goto): Update.
21228 * final.c (final_start_function): Update.
21229 (profile_function): Update.
21230 (leaf_function_p): Update.
21231 (only_leaf_regs_used): Update.
21232 * df-scan.c (df_get_exit_block_use_set): Update.
21233 * dojump.c (clear_pending_stack_adjust): Update.
21234 * tree-stdarg.c (gate_optimize_stdarg): Update.
21235 * gimple-low.c (lower_function_body): Update.
21236 * global.c (compute_regsets): Update.
21237 (global_alloc): Update.
21238 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21239 * expr.c (expand_assignment): Update.
21240 * dse.c (dse_step0): Update.
21241 (dse_step1): Update.
21242 * c-decl.c (store_parm_decls): Update.
21243 * local-alloc.c (combine_regs): Update.
21244 (find_free_reg): Update.
21245 * function.c (assign_parms_augmented_arg_list): Update.
21246 (assign_parm_find_data_types): Update.
21247 (assign_parms): Update.
21248 (allocate_struct_function): Update.
21249 (expand_function_start): Update.
21250 (expand_function_end): Update.
21251 (get_arg_pointer_save_area): Update.
21252 (thread_prologue_and_epilogue_insns): Update.
21253 (rest_of_match_asm_constraints): Update.
21254 * stor-layout.c (variable_size): Update.
21255 * gcse.c (gcse_main): Update.
21256 (bypass_jumps): Update.
21257 * gimplify.c (gimplify_function_tree): Update.
21258 * calls.c (emit_call_1): Update.
21259 (expand_call): Update.
21260 * bt-load.c (compute_defs_uses_and_gen): Update.
21261 * except.c (sjlj_assign_call_site_values): Update.
21262 (sjlj_emit_function_enter): Update.
21263 (can_throw_external): Update.
21264 (set_nothrow_function_flags): Update.
21265 (expand_builtin_unwind_init): Update.
21266 (expand_eh_return): Update.
21267 (convert_to_eh_region_ranges): Update.
21268 (output_function_exception_table): Update.
21269 * emit-rtl.c (gen_tmp_stack_mem): Update.
21270 * cfgexpand.c (expand_used_vars): Update.
21271 (tree_expand_cfg): Update.
21272 * cfgcleanup.c (rest_of_handle_jump): Update.
21273 * explow.c (allocate_dynamic_stack_space): Update.
21274 * varasm.c (assemble_start_function): Update.
21275 (force_const_mem): Update.
21276 (mark_constant_pool): Update.
21277 * tree-optimize.c (tree_rest_of_compilation): Update.
21278 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21279 * tree-cfg.c (notice_special_calls): Update.
21280 (is_ctrl_altering_stmt): Update.
21281 (tree_can_make_abnormal_goto): Update.
21282 (tree_purge_dead_abnormal_call_edges): Update.
21283 * config/alpha/predicates.md: Update.
21284 * config/alpha/alpha.c (alpha_sa_mask): Update.
21285 (alpha_sa_size): Update.
21286 (alpha_does_function_need_gp): Update.
21287 (alpha_expand_prologue): Update.
21288 (alpha_start_function): Update.
21289 (alpha_output_function_end_prologue): Update.
21290 (alpha_expand_epilogue): Update.
21291 * config/frv/frv.c (frv_stack_info): Update.
21292 (frv_expand_epilogue): Update.
21293 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21294 (s390_register_info): Update.
21295 (s390_frame_info): Update.
21296 (s390_init_frame_layout): Update.
21297 (s390_can_eliminate): Update.
21298 (save_gprs): Update.
21299 * config/spu/spu.c (spu_split_immediate): Update.
21300 (need_to_save_reg): Update.
21301 (spu_expand_prologue): Update.
21302 (spu_expand_epilogue): Update.
21303 * config/sparc/sparc.md: Update.
21304 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21305 (sparc_tls_got): Update.
21306 (legitimize_pic_address): Update.
21307 (sparc_emit_call_insn): Update.
21308 (sparc_expand_prologue): Update.
21309 (output_return): Update.
21310 (print_operand): Update.
21311 (sparc_function_ok_for_sibcall): Update.
21312 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21313 * config/m32r/m32r.md: Update.
21314 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21315 (m32r_compute_frame_size): Update.
21316 (m32r_expand_prologue): Update.
21317 (m32r_expand_epilogue): Update.
21318 (m32r_legitimize_pic_address): Update.
21319 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21320 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21321 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21322 (gen_push): Update.
21323 (ix86_save_reg): Update.
21324 (ix86_compute_frame_layout): Update.
21325 (ix86_expand_prologue): Update.
21326 (ix86_expand_epilogue): Update.
21327 * config/sh/sh.c (output_stack_adjust): Update.
21328 (calc_live_regs): Update.
21329 (sh5_schedule_saves): Update.
21330 (sh_expand_prologue): Update.
21331 (sh_expand_epilogue): Update.
21332 (sh_setup_incoming_varargs): Update.
21333 (sh_allocate_initial_value): Update.
21334 (sh_get_pr_initial_val): Update.
21335 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21336 * config/sh/sh.md (label:): Update.
21337 * config/avr/avr.c (out_movhi_mr_r): Update.
21338 * config/crx/crx.h (enum): Update.
21339 * config/xtensa/xtensa.h (along): Update.
21340 * config/stormy16/stormy16.c Update.
21341 (xstormy16_compute_stack_layout): Update.
21342 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21343 (fr30_expand_prologue): Update.
21344 * config/cris/cris.c (cris_conditional_register_usage): Update.
21345 (cris_reg_saved_in_regsave_area): Update.
21346 (cris_initial_frame_pointer_offset): Update.
21347 (cris_simple_epilogue): Update.
21348 (cris_expand_prologue): Update.
21349 (cris_expand_epilogue): Update.
21350 (cris_expand_pic_call_address): Update.
21351 (cris_asm_output_symbol_ref): Update.
21352 (cris_asm_output_label_ref): Update.
21353 * config/cris/cris.md Update.
21354 * config/iq2000/iq2000.c (compute_frame_size): Update.
21355 (iq2000_expand_epilogue): Update.
21356 * config/mt/mt.h (save_direction): Update.
21357 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21358 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21359 (ia64_secondary_reload_class): Update.
21360 * config/m68k/m68k.c (m68k_save_reg): Update.
21361 (m68k_expand_prologue): Update.
21362 (m68k_expand_epilogue): Update.
21363 (legitimize_pic_address): Update.
21364 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21365 (first_reg_to_save): Update.
21366 (first_altivec_reg_to_save): Update.
21367 (compute_vrsave_mask): Update.
21368 (compute_save_world_info): Update.
21369 (rs6000_stack_info): Update.
21370 (spe_func_has_64bit_regs_p): Update.
21371 (rs6000_ra_ever_killed): Update.
21372 (rs6000_emit_eh_reg_restore): Update.
21373 (rs6000_emit_allocate_stack): Update.
21374 (rs6000_emit_prologue): Update.
21375 (rs6000_emit_epilogue): Update.
21376 (rs6000_output_function_epilogue): Update.
21377 (output_profile_hook): Update.
21378 (rs6000_elf_declare_function_name): Update.
21379 * config/rs6000/rs6000.h (rs6000_args): Update.
21380 * config/rs6000/rs6000.md: Update.
21381 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21382 * config/arc/arc.c (arc_output_function_epilogue): Update.
21383 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21384 * config/darwin.c (machopic_function_base_name): Update.
21385 * config/score/score3.c (score3_compute_frame_size): Update.
21388 (score3_epilogue): Update.
21389 * config/score/score7.c (score7_compute_frame_size): Update.
21390 (score7_prologue): Update.
21391 (score7_epilogue): Update.
21392 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21393 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21394 * config/arm/arm.c (use_return_insn): Update.
21395 (require_pic_register): Update.
21396 (arm_load_pic_register): Update.
21397 (arm_compute_save_reg0_reg12_mask): Update.
21398 (arm_compute_save_reg_mask): Update.
21399 (thumb1_compute_save_reg_mask): Update.
21400 (output_return_instruction): Update.
21401 (arm_output_function_prologue): Update.
21402 (arm_output_epilogue): Update.
21403 (arm_get_frame_offsets): Update.
21404 (arm_expand_prologue): Update.
21405 (thumb_pushpop): Update.
21406 (thumb_exit): Update.
21407 (thumb1_expand_prologue): Update.
21408 (thumb1_expand_epilogue): Update.
21409 (arm_unwind_emit): Update.
21410 (arm_output_fn_unwind): Update.
21411 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21412 * config/arm/arm.md: Update.
21413 * config/pa/pa.md: Update.
21414 * config/pa/pa.c (legitimize_pic_address): Update.
21415 (compute_frame_size): Update.
21416 (hppa_expand_prologue): Update.
21417 (hppa_expand_epilogue): Update.
21418 (borx_reg_operand): Update.
21419 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21420 (HARD_REGNO_RENAME_OK): Update.
21421 * config/mips/mips.c (mips_global_pointer): Update.
21422 (mips_save_reg_p): Update.
21423 (mips_compute_frame_info): Update.
21424 (mips_frame_pointer_required): Update.
21425 (mips_expand_prologue): Update.
21426 (mips_expand_epilogue): Update.
21427 (mips_can_use_return_insn): Update.
21428 (mips_reorg_process_insns): Update.
21429 * config/v850/v850.c (compute_register_save_size): Update.
21430 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21431 * config/mmix/mmix.c (along): Update.
21432 (mmix_expand_epilogue): Update.
21433 * config/bfin/bfin.c (legitimize_pic_address): Update.
21434 (must_save_p): Update.
21435 (stack_frame_needed_p): Update.
21436 (add_to_reg): Update.
21437 (bfin_expand_prologue): Update.
21438 * stmt.c (expand_asm_operands): Update.
21439 * reload1.c (reload): Update.
21440 (init_elim_table): Update.
21442 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21444 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21446 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21448 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21449 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21450 (mov<mode>): Removed.
21451 (*movv4sf_internal): Likewise.
21452 (*movv2df_internal): Likewise.
21454 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21456 * config.gcc (crx-*-elf): Remove deprecation.
21458 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21460 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21461 __gcc_deregister_frame with atexit.
21462 (deregister_frame_dtor): Remove.
21464 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21465 Nathan Sidwell <nathan@codesourcery.com>
21467 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21469 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21470 (rs6000_isel): Likewise.
21471 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21472 (rs6000_isel): New variable.
21473 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21475 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21478 * c-common.c (handle_vector_size_attribute): Call
21479 lang_hooks.types.reconstruct_complex_type instead of
21480 reconstruct_complex_type.
21481 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21482 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21483 * langhooks.h (struct lang_hooks_for_types): Add
21484 reconstruct_complex_type hook.
21485 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21486 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21488 2008-04-24 Richard Guenther <rguenther@suse.de>
21490 * c-common.h (check_builtin_function_arguments): Declare.
21491 * c-common.c (validate_nargs): New function.
21492 (check_builtin_function_arguments): Likewise.
21493 * c-typeck.c (build_function_call): Call
21494 check_builtin_function_arguments.
21495 * builtins.c (fold_builtin_classify): Remove error reporting code.
21496 (fold_builtin_unordered_cmp): Likewise.
21497 (fold_builtin_1): Likewise.
21498 (fold_builtin_n): Likewise.
21500 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21502 PR tree-optimization/36008
21503 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21504 the original op1, rather than delta by step.
21506 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21507 Sebastian Pop <sebastian.pop@amd.com>
21509 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21510 eliminate_local_variables_stmt, eliminate_local_variables,
21511 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21512 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21513 of code delimited by two edges in the CFG.
21514 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21515 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21516 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21517 the case of parallelisation of reductions.
21518 (expr_invariant_in_region_p): New.
21520 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21521 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21523 2008-04-24 Ira Rosen <irar@il.ibm.com>
21524 Richard Guenther <rguenther@suse.de>
21526 PR tree-optimization/36034
21527 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21528 incapable of dealing with loads with gaps.
21530 2008-04-24 Rafael Espíndola <espindola@google.com>
21532 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21533 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21534 vrp_evaluate_conditional.
21535 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21536 (vrp_evaluate_conditional): Split the cond argument.
21537 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21538 (simplify_stmt_for_jump_threading): Update call to
21539 vrp_evaluate_conditional.
21541 2008-04-24 Ira Rosen <irar@il.ibm.com>
21543 PR tree-optimization/35982
21544 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21545 interleaved data-refs are of the same type.
21547 2008-04-24 Danny Smith <dannysmith@users.net>
21549 * c-format.c (check_format_info_main): Use strncmp rather than a
21550 magic prefix to handle multichar length specs.
21551 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21552 Don't prefix "I64" and "I32" with '\0'.
21554 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21557 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21558 in registers for -m32 only if stdarg_p (fntype).
21560 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21562 PR rtl-optimization/36006
21563 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21564 temp to op0 in order to avoid invalid rtx sharing.
21566 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21568 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21569 check TREE_INVARIANT.
21570 * tree-gimple.c (is_gimple_address): New.
21571 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21572 * tree-gimple.h (is_gimple_address): New.
21573 * tree.h (decl_address_invariant_p): New.
21574 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21575 (build_string): Likewise.
21576 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21577 (tree_invariant_p_1): Likewise.
21578 (save_expr): Use it.
21579 (tree_invariant_p): New.
21580 (skip_simple_arithmetic): Use it.
21581 (stabilize_reference_1): Use it.
21582 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21584 (build1_stat): Drop code to compute TREE_INVARIANT.
21585 (build2_stat): Drop code to compute TREE_INVARIANT.
21586 (build3_stat): Drop code to compute TREE_INVARIANT.
21587 (build4_stat): Drop code to compute TREE_INVARIANT.
21588 (build5_stat): Drop code to compute TREE_INVARIANT.
21589 (build7_stat): Drop code to compute TREE_INVARIANT.
21590 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21591 * tree.h (struct tree_base): Remove invariant_flag.
21592 (TREE_INVARIANT): Remove.
21593 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21594 (fold_builtin_expect): Check TREE_CONSTANT.
21595 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21596 * c-tree.h (c_expr_to_decl): Drop third parameter.
21597 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21598 (build_c_cast): Don't set TREE_INVARIANT.
21599 (pop_init_level): Don't set TREE_INVARIANT.
21600 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21601 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21603 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21604 (gimplify_addr_expr): Adjust comment.
21605 * tree-mudflap.c (mf_build_string):
21606 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21607 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21608 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21609 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21610 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21611 * langhooks.h (struct lang_hooks): Drop third parameter from
21614 2008-04-23 Richard Guenther <rguenther@suse.de>
21616 PR tree-optimization/27799
21617 PR tree-optimization/32921
21618 PR tree-optimization/32624
21619 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21620 SMTs aliases and the tag itself into the solution.
21621 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21622 merge the points-to solution back into the SMT aliases.
21623 (may_alias_p): Use alias_set_subset_of instead of
21624 aliases_conflict_p. A pointer which points to
21625 memory with alias set zero may access any variable.
21627 2008-04-23 Richard Guenther <rguenther@suse.de>
21629 * alias.c (alias_set_subset_of): Correctly handle asking
21630 if zero is a subset of an alias set with zero child.
21631 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21632 (compute_flow_insensitive_aliasing): Correctly walk all
21633 pointers. Do not unnecessarily union sets.
21635 2008-04-23 Richard Guenther <rguenther@suse.de>
21637 PR middle-end/36021
21638 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21640 2008-04-22 Tomas Bily <tbily@suse.cz>
21642 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21644 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21646 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21647 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21648 * tree-inline.c (estimate_num_insns_1): Likewise.
21649 * varasm.c (const_hash_1, compare_constant, copy_constant)
21650 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21651 * emit-rtl.c (component_ref_for_mem_expr)
21652 (set_mem_attributes_minus_bitpos): Likewise.
21653 * expr.c (highest_pow2_factor, expand_expr_real_1)
21654 (is_aligning_offset): Likewise.
21655 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21656 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21657 * dojump.c (do_jump): Likewise.
21658 * builtins.c (get_pointer_alignment, get_memory_rtx)
21659 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21660 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21662 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21664 PR rtl-optimization/36017
21665 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21666 expanding the library call.
21668 2008-04-22 Ian Lance Taylor <iant@google.com>
21670 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21671 than size_in_bytes.
21673 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21675 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21676 of LR/CTR moves for Power6.
21678 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21680 PR middle-end/36003
21681 * passes.c (init_optimization_passes): Remove
21682 pass_fast_rtl_byte_dce.
21684 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21687 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21688 builtin functions to generate faster code.
21689 (_mm_cvtpu16_ps): Ditto.
21690 (_mm_cvtpi32x2_ps): Ditto.
21692 2008-04-22 Nick Clifton <nickc@redhat.com>
21694 * common.opt (ftree-loop-distribution): Add Optimization
21697 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21698 (frv_expand_builtin_va_start): Likewise.
21700 * config/arm/arm.c (thumb_find_work_register): Fix location of
21701 argument register count.
21703 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21705 Support scheduling for ColdFire V1 and V3 microarchitecture.
21706 Improve scheduling of multiplication instructions.
21708 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21709 (mac): New instruction attribute.
21710 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21711 (m68k_sched_mac): New variable.
21712 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21713 Handle cfv1 and cfv3.
21714 (max_insn_size): New static variable.
21715 (struct _sched_ib): New type.
21716 (sched_ib): New static variable.
21717 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21718 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21719 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21721 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21722 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21723 new variables. Update.
21724 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21725 Add modeling of cfv3 instruction buffer. Update.
21726 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21727 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21728 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21729 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21730 a particular reservation applies to.
21731 (type2): Reorganize attribute values. Rename alu to alu_reg,
21732 alu_l to alu, move_l to omove. Join move to alu. Split mul
21733 to mul_l and mul_w.
21734 (cf_ib_*): Simplify description of instruction buffer.
21735 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21736 (cf_mem): Split into cf_mem1 and cf_mem2.
21737 (cf_v2_move_??): Rename to cfv12_alu_??.
21738 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21739 (cf_v2_mul_??): Remove reservations.
21740 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21741 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21742 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21744 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21745 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21746 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21747 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21748 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21749 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21750 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21751 expansions of the above reservations for instructions of sizes
21754 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21756 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21758 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21760 * coverage.c: Include tree-pass.h.
21761 (coverage_counter_alloc): Print da_file_name to the dump file.
21763 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21765 * sbitmap.c (sbitmap_range_empty_p): New function.
21766 * sbitmap.h (sbitmap_range_empty_p): New function.
21767 * bitmap.h: Now includes obstack.h.
21769 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21770 Kenneth Zadeck <zadeck@naturalbridge.com>
21772 * dbgcnt.def (ra_byte_scan): Added.
21773 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21774 when the last hit happens for a counter.
21775 * timevar.def (TV_DF_BYTE_LR): New variable.
21776 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21777 * passes.c (pass_fast_rtl_byte_dce): New pass.
21778 * fwprop.c (update_df): Added mode to call df_ref_create.
21779 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21780 DF_REF_EXTRACT_OFFSET.
21781 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21782 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21784 (df_ref_extract): Added mode field.
21785 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21786 DF_REF_EXTRACT_OFFSET.
21787 (DF_REF_EXTRACT_MODE): New macro.
21788 (df_byte_lr_bb_info): New structure.
21789 (df_print_byte_regset, df_compute_accessed_bytes,
21790 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21791 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21792 df_byte_lr_simulate_uses,
21793 df_byte_lr_simulate_artificial_refs_at_top,
21794 df_byte_lr_simulate_artificial_refs_at_end,
21795 df_compute_accessed_bytes): New function.
21796 (df_ref_create): Add parameter.
21797 (df_byte_lr_get_bb_info): New inline function.
21798 * df-scan.c (df_ref_record, df_uses_record,
21799 df_ref_create_structure): Added mode parameter.
21800 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21801 df_defs_record, df_uses_record, df_get_conditional_uses,
21802 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21803 df_entry_block_defs_collect, df_exit_block_uses_collect):
21804 Added mode parameter to calls to df_ref_record, df_uses_record,
21805 df_ref_create_structure.
21806 (df_ref_equal_p, df_ref_compare): Added test for modes.
21807 (df_ref_create_structure): Added code to set mode. Renamed
21808 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21809 DF_REF_EXTRACT_OFFSET.
21810 * df-core.c (df_print_byte_regset): New function.
21811 * df-byte-scan.c: New file.
21812 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21813 calls to BITMAP_FREE.
21814 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21815 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21816 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21817 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21818 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21819 df_byte_lr_local_compute, df_byte_lr_init,
21820 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21821 df_byte_lr_transfer_function, df_byte_lr_free,
21822 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21823 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21824 df_byte_lr_simulate_uses,
21825 df_byte_lr_simulate_artificial_refs_at_top,
21826 df_byte_lr_simulate_artificial_refs_at_end): New function.
21827 * dce.c (byte_dce_process_block): New function.
21828 (dce_process_block): au is now passed in rather than computed
21829 locally. Changed loops that look at artificial defs to not look
21830 for conditional or partial ones, because there never are any.
21831 (fast_dce): Now is able to drive byte_dce_process_block or
21832 dce_process_block depending on the kind of dce being done.
21833 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21834 (rest_of_handle_fast_byte_dce): New function.
21835 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21836 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21838 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21841 * gcc.h: Added fortran options that take arguments to
21842 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21845 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21847 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21848 scalarization if on the LHS and not a full access.
21850 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21852 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21854 2008-04-18 Rafael Espíndola <espindola@google.com>
21856 * tree-vrp.c (find_case_label_index): Fix the binary search.
21857 (find_case_label_range): New.
21858 (vrp_visit_switch_stmt): Use find_case_label_range.
21859 (simplify_switch_using_ranges): Use find_case_label_range.
21861 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21863 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21864 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21866 2008-04-18 Tom Tromey <tromey@redhat.com>
21869 * doc/cpp.texi (Implementation-defined behavior): Mention
21872 2008-04-18 Ian Lance Taylor <iant@google.com>
21874 * fold-const.c (pointer_may_wrap_p): New static function.
21875 (fold_comparison): Add another test for pointer overflow. Use
21876 pointer_may_wrap_p to disable some false positives.
21878 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21880 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21881 (fname_as_string): Match updated cpp_interpret_string prototype.
21882 (fix_string_type): Support char16_t* and char32_t*.
21883 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21884 derivative) nodes. Register as builtin if C++0x.
21885 (c_parse_error): Support CPP_CHAR{16,32}.
21886 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21887 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21888 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21889 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21890 CTI_CHAR32_ARRAY_TYPE>: New elements.
21891 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21892 char32_type_node, signed_char32_type_node, char16_array_type_node,
21893 char32_array_type_node): New defines.
21894 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21895 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21896 (lex_string): Support CPP_STRING{16,32}, match updated
21897 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21898 (lex_charconst): Support CPP_CHAR{16,32}.
21899 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21900 and CPP_STRING{16,32}.
21902 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21905 * aclocal.m4: Regenerate.
21906 * configure: Regenerate.
21908 2008-04-18 Jan Hubicka <jh@suse.cz>
21910 * except.c (dw2_size_of_call_site_table,
21911 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21913 * cgraphbuild.c (build_cgraph_edges): Update.
21914 * tree-pass.h: Update comment.
21915 * final.c (leaf_function_p): Update.
21916 (leaf_renumber_regs): Update.
21917 (rest_of_clean_state): Update.
21918 * omp-low.c (expand_omp_parallel): Update.
21919 * ipa-reference.c (analyze_function): Update.
21920 * reorg.c (find_end_label): Update.
21921 (optimize_skip): Update.
21922 (fill_simple_delay_slots): Update.
21923 (fill_simple_delay_slots): Update.
21924 (make_return_insns): Update.
21925 (dbr_schedule): Update.
21926 * gimple-low.c (record_vars_into): Update.
21927 * cfgbuild.c (make_edges): Update.
21928 * function.c (assign_stack_local): Update.
21929 (assign_parm_adjust_stack_rtl): Update.
21930 (locate_and_pad_parm): Update.
21931 (allocate_struct_function): Do not initialize stack_alignment_needed
21932 and preferred_stack_boundary here.
21933 (stack_protect_prologue): Update.
21934 (stack_protect_epilogue): Update.
21935 (expand_function_start): Initialize stack_alignment_needed,
21936 preferred_stack_boundary and max_jumptable_ents.
21937 (expand_function_end): Update.
21938 (free_after_compilation): Do not NULLify epilogue_delay_list.
21939 * function.h (struct rtl_data): Add stack_protect_guard,
21940 stack_alignment_needed,
21941 preferred_stack_boundary, epilogue_delay_list.
21942 (struct function): Remove value_histograms, stack_alignment_needed,
21943 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21945 unexpanded_var_list, stack_protect_guard.
21946 (current_function_epilogue_delay_list): Remove.
21947 * ipa-type-escape.c (analyze_function): Update.
21948 * gimplify.c (pop_gimplify_context): Update comment.
21949 * calls.c (expand_call): Update.
21950 (emit_library_call_value_1): Update.
21951 * except.c (set_nothrow_function_flags): Update.
21952 * cfgexpand.c (get_decl_align_unit): Update.
21953 (create_stack_guard): Update.
21954 (estimated_stack_frame_size): Update.
21955 (expand_used_vars): Update.
21956 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21957 * explow.c (allocate_dynamic_stack_space): Update.
21958 * tree-ssa-live.c (remove_unused_locals): Update.
21959 * varasm.c (mark_constant_pool): Update.
21960 * tree-inline.c (remap_decls): Update.
21961 (initialize_cfun): Update.
21962 (declare_return_variable): Update.
21963 (inline_forbidden_p): Update.
21964 (expand_call_inline): Update.
21965 (declare_inline_vars): Update.
21966 (tree_function_versioning): Update.
21967 * tree-flow.h (value_histograms): New.
21968 (VALUE_HISTOGRAMS): New macro.
21969 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21971 * tree-cfg.c (set_bb_for_stmt): Update.
21972 (replace_by_duplicate_decl): Update.
21973 (move_block_to_fn): Update.
21974 (new_label_mapper): Update.
21975 (dump_function_to_file): Update.
21976 * ipa-struct-reorg.c (build_data_structure): Update.
21977 * cfgrtl.c (print_rtl_with_bb): Update.
21978 * reload1.c (reload): Update.
21980 * config/i386/i386.c (setup_incoming_varargs_64,
21981 ix86_compute_frame_layout): Update.
21982 * config/arc/arc.c (arc_output_function_epilogue): Update.
21984 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21986 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21987 for FreeBSD as well.
21988 * gthr-posix95.h: Likewise.
21990 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21992 PR rtl-optimization/35838
21993 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21994 out the byte offset of the first subreg.
21996 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21998 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21999 to split_ti instead of three separate calls with single member arrays.
22000 (subti3 splitter): Ditto.
22001 (adddi3 splitter): Ditto with split_di.
22002 (subdi3 splitter): Ditto.
22003 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22004 two separate calls with single member arrays. Swap match_dup
22005 operands 1 and 2 to better fit into the array.
22006 (negdi2 splitter): Ditto with split_di.
22007 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22008 two separate calls with single member arrays. Swap match_dup operands
22009 6 and 7 to better fit into the array.
22011 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22013 * config/i386/i386.c (sse_builtin_type): New.
22014 (bdesc_sse_args): Likewise.
22015 (bdesc_sse_3arg): Removed.
22016 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22017 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22018 IX86_BUILTIN_ROUNDPS.
22019 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22020 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22021 IX86_BUILTIN_ROUNDPS.
22022 (ix86_expand_sse_4_operands_builtin): Removed.
22023 (ix86_expand_sse_operands_builtin): New.
22024 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22025 and CODE_FOR_sse4_1_roundps.
22026 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22027 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22029 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22032 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22033 regs before frame pop when needed. If use_backchain_to_restore_sp
22034 then load backchain into a temp reg to restore vr and vrsave. Add
22035 code to restore vr after frame pop if possible.
22037 2008-04-17 Richard Guenther <rguenther@suse.de>
22039 * tree-vn.c (expressions_equal_p): Do not check type
22040 equality or compatibility before calling operand_equal_p.
22041 * fold-const.c (operand_equal_p): Check equivalence of
22042 integer constants before bailing out due to signedness or
22043 precision differences.
22044 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22045 spurious differences in type qualification. Ignore types
22046 for COMPONENT_REFs at all.
22048 2008-04-17 Christian Bruel <christian.bruel@st.com>
22050 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22051 msw_skip comparison.
22053 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22056 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22059 PR tree-optimization/35899
22060 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22061 rather than TREE_OPERAND.
22063 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22066 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22067 temporary registers. Change operand predicate to general_operand.
22068 (remainderxf3): Ditto.
22070 2008-04-16 Richard Guenther <rguenther@suse.de>
22072 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22073 * tree-affine.c (aff_combination_expand): Look through some
22076 2008-04-15 Doug Kwan <dougkwan@google.com>
22078 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22080 * tree-pretty-print.c (dump_generic_node): Ditto.
22081 * final.c (output_addr_const): Ditto.
22082 * dwarf2out.c (output_cfi): Ditto.
22083 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22084 * print-rtl.c (print_rtx): Ditto.
22085 * print-tree.c (print_node_brief, print_node): Ditto.
22086 * c-common.c (match_case_to_enum_1): Ditto.
22087 * sched-vis.c (print_value): Ditto.
22088 * config/i386/i386.c (print_operand): Cast to long unsigned int
22091 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22092 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22093 MS Windows VirtualProtect function.
22095 2008-04-15 Jan Hubicka <jh@suse.cz>
22097 * gengtype.c (write_root): Param_is argument is OK.
22098 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22099 * function.h: Include varray.h
22100 (rtl_eh): New stucture based on except.c one.
22101 (call_site_record): New forward declaration and vector type.
22102 * calls.c (emit_call_1): Do not call
22103 note_current_region_may_contain_throw.
22104 * except.c (eh_status): Remove cur_region, try_region since they are
22106 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22107 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22108 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22109 Remove call_site_data_used, call_site_data_size.
22110 Turn call_site_record into vector in function.h.
22111 (note_current_region_may_contain_throw): Remove.
22112 (get_exception_pointer, get_exception_filter): Do not take struct
22113 function argument; update.
22114 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22115 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22116 build_post_landing_pads, dw2_build_landing_pads,
22117 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22118 sjlj_emit_function_enter, sjlj_emit_function_enter,
22119 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22120 sjlj_build_landing_pads, finish_eh_generation,
22121 remove_exception_handler_label, remove_eh_handler,
22122 maybe_remove_eh_handler, add_reachable_handler,
22123 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22124 add_action_record, collect_one_action_chain, add_call_site,
22125 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22126 sjlj_output_call_site_table, output_function_exception_table,
22127 * except.h (note_current_region_may_contain_throw): Remove
22128 (get_exception_pointer, get_exception_filter): Do not take struct
22130 * Makefile.in (GTFILES): Put varargs before struct function.
22132 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22134 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22135 punt for STRING_CST.
22136 (get_constraint_for): Deal with STRING_CST here instead.
22138 2008-04-15 Richard Guenther <rguenther@suse.de>
22140 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22141 statements in a basic-block with a backward walk. Do not
22142 substitute into dead statements but instead remove those.
22144 2008-04-15 Richard Guenther <rguenther@suse.de>
22146 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22147 to zero, thus disable creation of SFTs.
22149 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22151 * tree-predcom.c (suitable_reference_p): Return false if the
22152 reference can throw.
22154 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22157 * c-decl.c (finish_decl): If extern or static var has variable
22158 size, set TREE_TYPE (decl) to error_mark_node.
22160 2008-04-15 Rafael Espíndola <espindola@google.com>
22162 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22165 2008-04-15 Richard Guenther <rguenther@suse.de>
22167 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22168 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22169 (visit_reference_op_load): Do walk vuse-vdef chains on
22170 vn_reference_lookup.
22171 (visit_reference_op_store): But do not here.
22172 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22173 vn_reference_lookup.
22174 (vn_lookup_with_vuses): But do so here.
22176 2008-04-14 Ian Lance Taylor <iant@google.com>
22178 * fold-const.c (fold_overflow_warning): Remove assertion.
22180 2008-04-15 Ben Elliston <bje@au.ibm.com>
22182 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22183 temp1 local variables.
22185 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22188 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22189 ".text.unlikely" section as executable.
22191 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22193 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22194 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22195 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22196 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22197 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22198 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22199 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22201 2008-04-14 Ian Lance Taylor <iant@google.com>
22203 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22204 * fold-const.c (fold_comparison): If appropriate, test
22205 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22206 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22207 reassociating a pointer type.
22208 * doc/invoke.texi (Optimize Options): Document that
22209 -fstrict-overflow applies to pointer wraparound.
22211 2008-04-13 Jan Hubicka <jh@suse.cz>
22213 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22215 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22217 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22218 we are going to "save the world".
22220 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22222 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22223 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22224 operand 0 constraint, not "=".
22226 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22228 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22230 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22232 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22233 of size of positions_needed * CHAR_BIT.
22235 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22237 PR middle-end/35897
22238 * dse.c (store_info): Change positions_needed to unsigned
22240 (lowpart_bitmask): New.
22241 (record_store): Cast to unsigned HOST_WIDE_INT for
22242 positions_needed. Assert width <= size of positions_needed *
22243 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22244 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22245 lowpart_bitmask to set mask.
22247 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22249 * config/bfin/constraints.md: New file.
22250 * config/bfin/bfin.md: Include it.
22251 (adddi3): Use satisfies_constraint functions instead of the old macros.
22252 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22253 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22254 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22255 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22256 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22257 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22258 EXTRA_CONSTRAINT): Delete.
22259 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22260 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22262 * config/bfin/bfin.c: Include "tm-constrs.h".
22263 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22264 Use satisfies_constraint functions instead of the old macros.
22265 * doc/md.texi (Blackfin Constraints): Update file name reference.
22267 2008-04-11 Richard Guenther <rguenther@suse.de>
22269 PR tree-optimization/35869
22270 * tree-vrp.c (execute_vrp): Move switch statement update after
22271 jump threading. Schedule another cfg cleanup run.
22273 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22276 * attribs.c (decl_attributes): Return early on errorneous node.
22278 2008-04-10 Oleg Ryjkov <olegr@google.com>
22280 * tree.h (struct tree_base): Added a new flag default_def_flag.
22281 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22283 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22285 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22287 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22290 * pa.md: Define mode iterator P. Define mode attribute dwc.
22291 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22292 (icacheflush): Likewise.
22293 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22294 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22296 2008-04-11 Ben Elliston <bje@au.ibm.com>
22298 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22300 2008-04-10 Rafael Espíndola <espindola@google.com>
22302 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22303 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22304 (extract_range_from_expr): The same.
22306 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22308 * config/mips/mips.md (GPR2): New mode iterator.
22309 (seq): Add comment.
22310 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22311 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22312 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22313 Rewrite these to take two modes, the mode of comparison and the
22314 mode of the destination.
22315 * config/mips/mips.c (mips_expand_scc): Instead of having
22316 paradoxical subreg as destination, expand "narrowing" scc if mode
22317 of comparison is SI and target is requested in DI mode.
22318 (mips_emit_int_order_test): Update comment. Make mode of
22319 comparison match CMP0 rather than TARGET. When creating inverse
22320 target use mode of TARGET.
22322 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22324 * gcov-dump.c (tag_summary): Only print summaries for the first
22325 GCOV_COUNTERS_SUMMABLE counters.
22327 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22329 * config/i386/i386.md (absneg): New code iterator.
22330 (absnegprefix): New code attribute.
22331 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22332 patterns using absneg code iterator.
22333 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22334 using absneg code iterator.
22335 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22336 *neg<mode>2 patterns using absneg code iterator.
22337 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22338 *negextendsfdf2 patterns using absneg code iterator.
22339 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22340 *negextendsfxf2 patterns using absneg code iterator.
22341 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22342 *negextendsfdf2 patterns using absneg code iterator.
22343 * config/i386/sse.md (<code><mode>2): Macroize expander from
22344 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22346 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22348 * config/s390/s390.h: Remove the remains of the recent search
22349 & replace action of current_function_outgoing_args_size.
22351 2008-04-10 Ira Rosen <irar@il.ibm.com>
22353 PR tree-optimization/35821
22354 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22355 NEW_STMT_LIST is not NULL.
22357 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22360 * toplev.c (process_options): Remove -ffunction-sections debugging
22363 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22365 PR middle-end/PR28690
22366 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22367 than gen_rtx_fmt_ee to perform more canonicalizations.
22369 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22372 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22374 2008-04-09 Richard Guenther <rguenther@suse.de>
22376 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22377 (dump_function_to_file): Dump function arguments with types.
22379 2008-04-08 Richard Guenther <rguenther@suse.de>
22381 * fold-const.c (fold_widened_comparison): Do not allow
22382 sign-changes that change the result.
22384 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22387 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22388 kinds of indirect references.
22390 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22392 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22393 GNU Fortran language string.
22395 2008-04-08 Rafael Espíndola <espindola@google.com>
22397 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22398 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22399 * tree.h (tree_call_nonnegative_warnv_p): New.
22401 2008-04-08 Jan Hubicka <jh@suse.cz>
22403 * function.c (free_after_compilation): Clear out regno_reg_rtx
22406 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22409 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22411 PR middle-end/PR28690
22412 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22413 same precedence as REG_POINTER and MEM_POINTER operands.
22415 2008-04-08 Richard Guenther <rguenther@suse.de>
22417 PR middle-end/35834
22418 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22419 for adding index to base.
22421 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22423 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22424 (MINGW_ENABLE_EXECUTE_STACK): New.
22425 (IN_LIBGCC2): For libgcc include windows.h file for
22426 function declarations.
22428 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22430 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22431 and tem2 if tem1 is not a REG or MULT.
22433 2008-04-08 Jan Hubicka <jh@suse.cz>
22435 * function.h (incomming_args): Break out of struct function.
22436 (function_subsections): Break out of struct function.
22437 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22438 return_rtx and hard_reg_initial_vals from struct function.
22439 Kill inl_max_label_num.
22440 (current_function_pops_args, current_function_args_info,
22441 current_function_args_size, current_function_args_size,
22442 current_function_pretend_args_size,
22443 current_function_outgoing_args_size,
22444 current_function_internal_arg_pointer, current_function_return_rtx):
22445 Kill compatibility accestor macros.
22446 * builtins.c (expand_builtin_apply_args_1): Update.
22447 (expand_builtin_next_arg): Update.
22448 * df-scan.c (df_get_call_refs): Update.
22449 * dbxout.c (dbxout_function_end): Update.
22450 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22451 (output_line_info): Update.
22452 (secname_for_decl): Update.
22453 (dwarf2out_var_location): Update.
22454 * function.c (free_after_compilation): Update.
22455 (assign_parm_find_stack_rtl): Update.
22456 (assign_parms): Update.
22457 (expand_dummy_function_end): Update.
22458 (expand_function_end): Update.
22459 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22460 (expand_call): Update.
22461 (emit_library_call_value_1): Update.
22462 (store_one_arg): Update.
22463 * varasm.c (initialize_cold_section_name): Update.
22464 (unlikely_text_section): Update.
22465 (unlikely_text_section_p): Update.
22466 (assemble_start_function): Update.
22467 (assemble_end_function): Update.
22468 (default_section_type_flags): Update.
22469 (switch_to_section): Update.
22470 * integrate.c (set_decl_abstract_flags): Update.
22471 (get_hard_reg_initial_val): Update.
22472 (has_hard_reg_initial_val): Update.
22473 (allocate_initial_values): Update.
22474 * resource.c (init_resource_info): Update.
22475 * config/alpha/alpha.c (NUM_ARGS): Update.
22476 (direct_return): Update.
22477 (alpha_va_start): Update.
22478 (alpha_sa_size): Update.
22479 (alpha_initial_elimination_offset): Update.
22480 (alpha_expand_prologue): Update.
22481 (alpha_start_function): Update.
22482 (alpha_expand_epilogue): Update.
22483 (unicosmk_initial_elimination_offset):
22484 * config/alpha/alpha.md (call expander): Update.
22485 * config/s390/s390.c (s390_register_info): Update.
22486 (s390_register_info): Update.
22487 (s390_frame_info): Update.
22488 (s390_initial_elimination_offset): Update.
22489 (s390_build_builtin_va_list): Update.
22490 (s390_va_start): Update.
22491 * config/spu/spu.c (direct_return): Update.
22492 (spu_expand_prologue): Update.
22493 (spu_initial_elimination_offset): Update.
22494 (spu_build_builtin_va_list): Update.
22495 (spu_va_start): Update.
22496 * config/sparc/sparc.c (sparc_init_modes): Update.
22497 (sparc_compute_frame_size): Update.
22498 (function_value): Update.
22499 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22500 * config/i386/i386.md (return expander): Update.
22501 * config/i386/i386.c (ix86_va_start): Update.
22502 (ix86_can_use_return_insn_p): Update.
22503 (ix86_compute_frame_layout): Update.
22504 (ix86_expand_epilogue): Update.
22505 * config/sh/sh.c (output_stack_adjust): Update.
22506 (calc_live_regs): Update.
22507 (sh_expand_prologue): Update.
22508 (sh_builtin_saveregs): Update.
22509 (sh_va_start): Update.
22510 (initial_elimination_offset): Update.
22511 (sh_allocate_initial_value): Update.
22512 (sh_function_ok_for_sibcall): Update.
22513 (sh_get_pr_initial_val): Update.
22514 * config/sh/sh.md (return expander): Update.
22515 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22516 * config/crx/crx.c (crx_compute_frame): UPdate.
22517 (crx_initial_elimination_offset): UPdate.
22518 * config/xtensa/xtensa.c (compute_frame_size): Update
22519 (xtensa_builtin_saveregs): Update.
22520 (xtensa_va_start): Update.
22521 (order_regs_for_local_alloc): Update.
22522 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22523 (xstormy16_expand_builtin_va_start): Update.
22524 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22525 * config/m68hc11/m68hc11.md (return expanders): Update.
22526 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22527 (expand_epilogue): Update.
22528 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22529 (cris_simple_epilogue): Update.
22530 (cris_expand_prologue): Update.
22531 (cris_expand_epilogue): Update.
22532 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22533 (compute_frame_size): Update.
22534 * config/mt/mt.c (mt_compute_frame_size): Update.
22535 * config/mn10300/mn10300.c (expand_prologue): Update.
22536 (expand_epilogue): Update.
22537 (initial_offset): Update.
22538 (mn10300_builtin_saveregs):
22539 * config/mn10300/mn10300.md (return expander): Update.
22540 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22541 (ia64_initial_elimination_offset): Update.
22542 (ia64_initial_elimination_offset): Update.
22543 (ia64_expand_prologue): Update.
22544 * config/m68k/m68k.md (return expander): Update.
22545 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22546 (rs6000_stack_info): Update.
22547 * config/mcore/mcore.c (layout_mcore_frame): Update.
22548 (mcore_expand_prolog): Update.
22549 * config/arc/arc.c (arc_compute_frame_size): Update.
22550 * config/score/score3.c (score3_compute_frame_size): Update.
22551 * config/score/score7.c (score7_compute_frame_size): Update.
22552 * config/arm/arm.c (use_return_insn): Update.
22553 (thumb_find_work_register): Update.
22554 (arm_compute_save_reg_mask): Update.
22555 (arm_output_function_prologue): Update.
22556 (arm_output_epilogue): Update.
22557 (arm_size_return_regs): Update.
22558 (arm_get_frame_offsets): Update.
22559 (arm_expand_prologue): Update.
22560 (thumb_exit): Update.
22561 (thumb_unexpanded_epilogue): Update.
22562 (thumb1_output_function_prologue): Update.
22563 * config/pa/pa.md (return expander): Update.
22564 * config/pa/pa.c (compute_frame_size): Update.
22565 (hppa_builtin_saveregs): Update.
22566 * config/mips/mips.c (mips_va_start): Update.
22567 (mips16_build_function_stub): Update.
22568 (mips_compute_frame_info): Update.
22569 (mips_restore_gp): Update.
22570 (mips_output_function_prologue): Update.
22571 (mips_expand_prologue): Update.
22572 * config/v850/v850.c (compute_frame_size): Update.
22573 (expand_prologue): * config/mmix/mmix.c (along): update.
22574 (mmix_initial_elimination_offset): update.
22575 (mmix_reorg): update.
22576 (mmix_use_simple_return): update.
22577 (mmix_expand_prologue): update.
22578 (mmix_expand_epilogue): Update.
22579 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22580 (emit_link_insn): Update.
22582 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22584 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22585 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22587 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22590 2008-04-07 Jan Hubicka <jh@suse.cz>
22592 * function.h (rtl): Rename to x_rtl.
22593 (crtl): New define.
22594 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22595 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22596 used_temp_slots avail_temp_slots, temp_slot_level,
22597 nonlocal_goto_handler_labels): Update accesstors.
22598 (rtl): New global variable.
22599 (struct function): Move some fileds to rtl_data.
22600 (get_arg_pointer_save_area): Update prototype.
22601 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22602 get_arg_pointer_save_area.
22603 * expr.c (init_expr): Update
22604 * function.c (get_frame_size): Update
22605 (assign_stack_local): Update
22606 (expand_function_end): Update.
22607 (get_art_pointer_save_area): Update
22609 * emit-rtl.c (rtl): Declare.
22610 (regno_reg_rtx): Declare.
22611 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22613 (gen_reg_rtx): Update.
22614 * varasm.c (n_deferred_constatns): Update accestor.
22615 (init_varasm_status): Do not allocate varasm_status.
22616 (force_const_mem, get_pool_size, output_constant_pool): Update.
22617 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22618 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22619 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22620 * sparc/sparc.h (INIT_EXPANDERS): Update.
22621 * ia64/ia64.h (INIT_EXPANDERS): Update.
22623 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22625 * reload.c (push_secondary_reload): Add missing break to for loop.
22627 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22629 PR middle-end/PR28690
22630 * rtlanal.c: Update copyright years.
22631 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22632 as REG_POINTER and MEM_POINTER operands.
22633 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22634 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22635 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22636 * gcse.c: Update copyright years.
22637 (pre_delete): Call gen_reg_rtx_and_attrs.
22638 (hoist_code): Likewise.
22639 (build_store_vectors): Likewise.
22640 (delete_store): Likewise.
22641 * loop-invariant.c (move_invariant_reg): Likewise.
22642 Update copyright years.
22644 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22646 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22647 control string instead of quoted.
22649 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22651 * doc/rtl.texi: Rewrite of subreg section.
22653 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22656 * config/i386/i386.c (legitimize_pic_address): Add treating
22657 of dllimport SYM_REF's.
22658 (legitimize_dllimport_symbol): Add prototype.
22660 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22662 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22663 reference in constructor with non self-referential type.
22665 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22667 Removal of Return with Depressed Stack Pointer support
22668 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22669 (ECF_SP_DEPRESSED): Likewise.
22670 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22671 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22672 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22673 (expand_call): Do not test ECF_SP_DEPRESSED.
22674 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22675 * function.c (keep_stack_depressed): Delete.
22676 (handle_epilogue_set): Likewise.
22677 (update_epilogue_consts): Likewise.
22678 (emit_equiv_load): Likewise.
22679 (thread_prologue_and_epilogue_insns): Remove support for Return with
22680 Depressed Stack Pointer.
22681 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22683 2008-04-06 Richard Guenther <rguenther@suse.de>
22685 PR tree-optimization/35400
22686 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22687 information from SSA_NAMEs.
22689 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22691 * config/avr/avr.h (avr_mega_p): Remove declaration.
22692 (AVR_MEGA): Remove macro.
22693 * config/avr/avr.c (avr_mega_p): Remove variable.
22694 (avr_override_options): Remove inicializion of avr_mega_p.
22695 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22696 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22697 (avr_jump_mode): (Ditto.).
22698 (avr_output_progmem_section_asm_op): (Ditto.).
22699 (avr_asm_init_sections): (Ditto.).
22700 (avr_asm_init_sections): (Ditto.).
22701 (avr_rtx_costs): (Ditto.).
22702 * config/avr/avr.md: (Ditto.).
22703 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22706 2008-04-06 Richard Guenther <rguenther@suse.de>
22708 PR tree-optimization/35842
22709 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22710 is_gimple_invariant_address.
22712 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22714 * gcc.c (default_compilers): Sync Fortran extensions list with
22715 that in fortran/lang-specs.h.
22716 * doc/invoke.texi: Likewise.
22717 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22718 * dwarf2out.c (gen_compile_unit_die): Likewise.
22720 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22722 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22724 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22727 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22728 attribute is used for nested functions.
22730 2008-04-05 Jan Hubicka <jh@suse.cz>
22732 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22734 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22736 (dump_files): Update.
22737 (enable_rtl_dump_file): Do not accept letter argument.
22738 * tree-pass.h (dump_file_info): Remove letter argument.
22739 * toplev.c (decode_d_option): Update -da handling.
22740 * toplev.h (enable_rtl_dump_file): Update prototype.
22741 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22742 it out based on pass type.
22743 (register_dump_files_1): Likewise.
22744 (init_optimization_passes): Update register_one_dump_file calls.
22745 (execute_one_pass): Sanity check that IPA passes are called at IPA
22746 level and RTL passes at RTL level.
22747 (execute_pass_list): IPA pass can not be after or subpass of
22749 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22750 disallov RTL subpasses of IPA subpasses.
22752 2008-04-05 Ben Elliston <bje@au.ibm.com>
22754 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22755 builtins that return exactly once and do not throw. Cache call to
22758 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22760 PR rtl-optimization/34916
22761 PR middle-end/35519
22762 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22763 between instruction pairs.
22765 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22767 * doc/invoke.texi: Document -mbitops for SH.
22768 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22769 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22770 * config/sh/sh.c (print_operand): Add %t operand code.
22771 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22772 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22773 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22774 (extendqihi2): Likewise.
22775 (movqi_i): Likewise.
22776 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22777 (extv): Use bld instruction for SH2A if possible.
22779 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22780 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22781 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22782 (bset.b, bclr.b): Define peepholes.
22783 * config/sh/sh.opt (mbitops): New option.
22785 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22788 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22789 and view convert expression.
22791 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22794 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22796 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22798 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22800 * config/i386/cpuid.h (bit_AES): New.
22801 (bit_PCLMUL): Likewise.
22803 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22804 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22805 SSE2 if AES or PCLMUL is enabled.
22806 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22807 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22808 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22809 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22810 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22811 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22812 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22813 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22814 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22815 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22816 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22817 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22818 __builtin_ia32_aeskeygenassist128 and
22819 __builtin_ia32_pclmulqdq128.
22820 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22821 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22822 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22824 * config/i386/i386.h (TARGET_AES): New.
22825 (TARGET_PCLMUL): Likewise.
22826 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22828 * config/i386/i386.md (UNSPEC_AESENC): New.
22829 (UNSPEC_AESENCLAST): Likewise.
22830 (UNSPEC_AESDEC): Likewise.
22831 (UNSPEC_AESDECLAST): Likewise.
22832 (UNSPEC_AESIMC): Likewise.
22833 (UNSPEC_AESKEYGENASSIST): Likewise.
22834 (UNSPEC_PCLMUL): Likewise.
22836 * config/i386/i386.opt (maes): New.
22837 (mpclmul): Likewise.
22839 * config/i386/sse.md (aesenc): New pattern.
22840 (aesenclast): Likewise.
22841 (aesdec): Likewise.
22842 (aesdeclast): Likewise.
22843 (aesimc): Likewise.
22844 (aeskeygenassist): Likewise.
22845 (pclmulqdq): Likewise.
22847 * config/i386/wmmintrin.h: New.
22849 * doc/extend.texi: Document AES and PCLMUL built-in function.
22851 * doc/invoke.texi: Document -maes and -mpclmul.
22853 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22855 * function.c (free_after_parsing): Replace with
22856 cxx_push_function_context from C++ front-end.
22857 (allocate_struct_function): Don't call langhook.
22858 * langhooks.h (struct lang_hooks_for_functions): Delete.
22859 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22861 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22862 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22863 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22864 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22865 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22866 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22867 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22869 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22870 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22872 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22875 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22878 2008-04-04 Richard Guenther <rguenther@suse.de>
22880 PR middle-end/35823
22881 * fold-const.c (optimize_minmax_comparison): Use the correct
22882 type for the constant in the simplified comparison.
22884 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22886 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22887 Pass L2 size as "--param l2-cache-size" to the compiler.
22888 (decode_l2_cache): New function to decode L2 cache parameters using
22889 0x8000006 extended cpuid function.
22890 (detect_caches_amd): Determine parameters of L2 cache using
22891 decode_l2_caches function.
22892 (decode_caches_intel): Decode L2 cache parameters.
22893 (detect_caches_intel): Determine L2 cache parameters using
22894 decode_caches_intel and decode_l2_caches functions.
22896 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22898 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22899 secondary input reload for subword loads from the constant pool.
22901 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22904 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22905 constants of the appropriate size for runtime calculations.
22908 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22909 decimal-float literal constant zero.
22911 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22914 * c-parser.c (c_parser_omp_atomic): Call
22915 default_function_array_conversion on the RHS.
22917 PR middle-end/35818
22918 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22919 call is_variable_sized if decl has incomplete type.
22921 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22923 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22925 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22927 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22929 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22930 (sgt<u>): Merge sgt and sgtu into new expander.
22931 (sgt, sgtu): Remove expanders.
22932 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22933 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22934 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22935 *sgtu_<mode>_mips16 into new pattern.
22936 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22937 (sge<u>): Merge sge and sgeu into new expander.
22938 (sge, sgeu): Remove expanders.
22939 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22941 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22942 (slt<u>): Merge slt and sltu into new expander.
22943 (slt, sltu): Remove expanders.
22944 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22945 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22946 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22947 *sltu_<mode>_mips16 into new pattern.
22948 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22949 (sle<u>): Merge sle and sleu into new expander.
22950 (sle, sleu): Remove expanders.
22951 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22952 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22953 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22954 *sleu_<mode>_mips16 into new pattern.
22955 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22957 2008-04-03 Jan Hubicka <jh@suse.cz>
22959 PR tree-optimization/35795
22960 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22961 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22962 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22963 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22964 * score/score3.c (score3_output_mi_thunk): Likewise.
22965 * score/score7.c (score7_output_mi_thunk): Likewise.
22966 * mips/mips.c (mips_output_mi_thunk): Likewise.
22968 2008-04-03 Richard Guenther <rguenther@suse.de>
22970 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22971 conversions. Simplify code.
22973 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22975 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22977 2008-04-03 Tom Tromey <tromey@redhat.com>
22978 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22980 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22981 * config/bfin/t-bfin-linux (generated_files): Add
22982 linux-sysroot-suffix.h.
22983 * doc/install.texi (Prerequisites): Require make 3.80.
22984 * doc/sourcebuild.texi (Front End Directory): Document new
22986 * Makefile.in (generated_files): New variable.
22987 (ALL_HOST_OBJS): New variable.
22988 ($(ALL_HOST_OBJS)): New target.
22990 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22992 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22993 (remap_block): Call id->transform_lang_insert_block instead
22995 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22996 Set id.transform_lang_insert_block to NULL.
22997 (clone_body): Move to cp/optimize.c
22998 * tree-inline.h (struct copy_body_data): Change
22999 transform_lang_insert_block to function pointer.
23000 (copy_generic_body, copy_decl_no_change): Export.
23001 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23002 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23003 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23005 * c-tree.h (insert_block): Kill.
23006 * c-decl.c (insert_block): Kill.
23008 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23010 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23011 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23012 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23014 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23015 argument, call {push,pop}_function_context from here.
23016 * c-parser.c: Use c_{push,pop}_function_context.
23018 * function.c (push_function_context_to): Move meat ...
23019 (push_function_context): ... here. Simplify.
23020 * function.c (pop_function_context_from): Move meat ...
23021 (pop_function_context): ... here. Simplify.
23022 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23024 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23025 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23026 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23027 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23029 2008-04-03 Ben Elliston <bje@au.ibm.com>
23031 * expmed.c (extract_force_align_mem_bit_field): Remove.
23033 2008-04-03 Richard Guenther <rguenther@suse.de>
23035 PR middle-end/35800
23036 * expr.h (try_casesi): Adjust prototype.
23037 * expr.c (try_casesi): Take fallback label as extra parameter.
23038 Use that for gen_casesi if default_label is NULL.
23039 * stmt.c (expand_case): Pass fallback label to try_casesi,
23040 make sure to fill gaps with a fallback label if default_label
23043 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23046 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23048 2008-04-03 Ben Elliston <bje@au.ibm.com>
23050 * expmed.c (extract_split_bit_field): Remove if (0) code.
23051 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23052 (do_ds_constraint): Likewise.
23054 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23056 * doc/cppopts.texi (-dU): Document.
23057 * c-common.h (flag_dump_macros): Update comment.
23058 * c-opts.c (handle_OPT_d): Handle -dU.
23059 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23060 dump_queued_macros, cb_used_define, cb_used_undef): New.
23061 (init_pp_output): Handle -dU.
23062 (cb_line_change): Call dump_queued_macros.
23063 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23065 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23067 * config/avr/predicates.md (io_address_operand): New predicate.
23068 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23069 * config/avr/avr.c (avr_io_address_p): Remove function.
23070 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23071 'avr_io_address_p' function.
23072 (out_movhi_r_mr): (Ditto.).
23073 (out_movqi_mr_r): (Ditto.).
23074 (out_movhi_mr_r): (Ditto.).
23075 (avr_address_cost): (Ditto.).
23077 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23079 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23080 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23081 in 32bit mode when XMM registers are available to avoid store
23083 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23084 corresponding post-reload splitters.
23086 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23088 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23089 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23090 __builtin_ia32_roundss.
23091 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23092 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23093 __builtin_ia32_roundss.
23094 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23095 IX86_BUILTIN_SHUFPD here.
23097 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23099 * config/i386/i386.md (plogic): New.
23100 (plogicprefix): Likewise.
23102 * config/i386/mmx.md (mmx_<code><mode>3): New.
23103 (mmx_and<mode>3): Removed.
23104 (mmx_ior<mode>3): Likewise.
23105 (mmx_xor<mode>3): Likewise.
23107 * config/i386/sse.md (<code><mode>3): New.
23108 (*<code><mode>3): Likewise.
23109 (*<code><mode>3): Likewise.
23110 (<code><mode>3): Likewise.
23111 (*sse_<code><mode>3): Likewise.
23112 (*sse2_<code><mode>3): Likewise.
23113 (<code>tf3): Likewise.
23114 (*<code>tf3): Likewise.
23115 (and<mode>3): Likewise.
23116 (*and<mode>3): Likewise.
23117 (ior<mode>3): Removed.
23118 (*ior<mode>3): Likewise.
23119 (xor<mode>3): Likewise.
23120 (*xor<mode>3): Likewise.
23121 (*and<mode>3): Likewise.
23122 (*ior<mode>3): Likewise.
23123 (*xor<mode>3): Likewise.
23124 (and<mode>3): Likewise.
23125 (*sse_and<mode>3): Likewise.
23126 (*sse2_and<mode>3): Likewise.
23127 (andtf3): Likewise.
23128 (*andtf3): Likewise.
23129 (ior<mode>3): Likewise.
23130 (*sse_ior<mode>3): Likewise.
23131 (*sse2_ior<mode>3): Likewise.
23132 (iortf3): Likewise.
23133 (*iortf3): Likewise.
23134 (xor<mode>3): Likewise.
23135 (*sse_xor<mode>3): Likewise.
23136 (*sse2_xor<mode>3): Likewise.
23137 (xortf3): Likewise.
23138 (*xortf3): Likewise.
23140 2008-04-02 Richard Guenther <rguenther@suse.de>
23142 PR tree-optimization/14495
23143 PR tree-optimization/34793
23144 * tree-vrp.c (struct switch_update): New structure.
23145 (to_remove_edges, to_update_switch_stmts): New VECs.
23146 (simplify_switch_using_ranges): New function. Remove not taken
23147 case labels and edges.
23148 (simplify_stmt_using_ranges): Call it.
23149 (identify_jump_threads): Mark edges we have queued for removal
23150 so we don't thread them.
23151 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23153 * tree-cfg.c (group_case_labels): Deal with missing default label.
23154 (tree_verify_flow_info): Allow missing default label.
23155 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23156 (emit_case_nodes): Likewise.
23157 (expand_case): Do not rely on the default label to be present.
23158 * expr.c (try_casesi): Deal with NULL default_label.
23159 (do_tablejump): Likewise.
23161 2008-04-02 Richard Guenther <rguenther@suse.de>
23163 PR tree-optimization/14495
23164 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23165 SWITCH_EXPR here ...
23166 (vrp_visit_switch_stmt): ... but here (new function).
23167 (find_case_label_index): New helper function.
23168 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23170 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23172 * fwprop.c: Fix ISO-C99ism.
23174 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23177 * Makefile.in (objdir): Set it here.
23178 * configure.ac: Not here. Find dynamic linker characteristics.
23179 * exec-tool.in: Use them.
23180 * aclocal.m4: Regenerate.
23181 * configure: Regenerate.
23183 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23185 * expr.c (expand_var): Delete it.
23186 * expr.h (expand_var): Delete prototype.
23187 * function.c (expand_function_start): Use expand_decl instead.
23188 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23191 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23193 PR rtl-optimization/35542
23194 * fwprop.c (forward_propagate_and_simplify): Replace
23195 loc_reg_mentioned_in_p with reg_mentioned_p.
23197 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23199 PR rtl-optimization/35281
23200 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23201 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23202 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23203 (varying_mem_p): Move above propagate_rtx.
23204 (all_uses_available_at): Do not check MEMs.
23206 2008-04-02 Rafael Espíndola <espindola@google.com>
23208 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23209 (register_edge_assert_for_2): Split the cond argument.
23210 (register_edge_assert_for_1): Adjust for the change in
23211 register_edge_assert_for_2.
23212 (register_edge_assert_for): Split the cond argument.
23213 (find_switch_asserts): Adjust for the change in
23214 register_edge_assert_for.
23216 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23218 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23219 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23220 offsets for 64-bit mingw.
23221 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23222 abi for x86_64-pc-mingw.
23224 2008-04-02 Richard Guenther <rguenther@suse.de>
23226 * tree-vrp.c (extract_range_from_assert): Make sure to not
23227 produce range min/max with TREE_OVERFOW set.
23228 If merging a anti-range and a range keep the anti-range if
23229 the range covers all values of the type.
23230 (register_edge_assert_for_2): Only allow sign-changing
23231 conversions in detecting canonical range checks. Also
23232 register an assert for the unsigned name if useful.
23234 PR tree-optimization/35787
23235 * tree-vrp.c (vrp_val_max): New function.
23236 (vrp_val_min): Likewise.
23237 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23238 (vrp_val_is_min): Likewise.
23239 (supports_overflow_infinity): Use vrp_val_{min,max}.
23240 (negative_overflow_infinity): Likewise.
23241 (positive_overflow_infinity): Likewise.
23242 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23243 (is_positive_overflow_infinity): Likewise.
23244 (is_overflow_infinity): Likewise.
23245 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23246 vrp_val_is_{min,max}.
23247 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23248 to ranges if possible. Avoid empty ranges.
23250 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23252 PR middle-end/35705
23253 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23254 the expression is a function address.
23256 2008-04-01 George Helffrich <george@gcc.gnu.org>
23258 PR fortran/35154, fortran/23057
23259 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23260 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23261 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23262 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23264 (dbxout_syms): Check for COMMON-based symbol and wrap in
23265 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23266 in bracket for efficiency.
23268 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23269 using DW_TAG_common_block + member offset.
23270 (add_pubname_string): New function.
23271 (dw_expand_expr): New function to find block name and offset for
23273 (common_check): New function to check whether symbol in Fortran COMMON.
23274 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23276 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23279 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23281 2008-04-02 Ben Elliston <bje@au.ibm.com>
23283 * config/v850/v850.md (casesi): Remove if (0) code.
23284 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23285 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23287 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23289 * config/i386/i386.md (rex64suffix): New mode attribute.
23290 (floathi<mode>2): Disable expander for SSE math.
23291 (*floathi<mode>2_1): New insn insn_and_split pattern.
23292 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23293 corresponding post-reload splitters.
23294 (*floathi<mode>2_i387): New macroized insn pattern.
23295 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23296 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23297 insn_and_split pattern.
23298 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23299 New macroized instruction patterns and corresponding post-reload
23301 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23302 and corresponding post-reload splitters.
23303 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23304 New macroized instruction patterns.
23305 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23306 macroized instruction patterns and corresponding post-reload splitters.
23307 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23308 corresponding post-reload splitters.
23309 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23310 New macroized instruction patterns.
23311 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23312 corresponding post-reload splitters.
23313 (*floatsi<mode>2_i387): New macroized instruction patterns.
23315 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23317 * config/i386/i386.md (smaxmin): New.
23318 (umaxmin): Likewise.
23319 (maxminiprefix): Likewise.
23320 (maxminfprefix): Likewise.
23321 (<code><mode>3): Likewise.
23322 (smin<mode>3): Removed.
23323 (smax<mode>3): Likewise.
23325 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23326 (mmx_<code>v4hi3): Likewise.
23327 (mmx_<code>v8qi3): Likewise.
23328 (mmx_smaxv2sf3): Removed.
23329 (mmx_sminv2sf3): Likewise.
23330 (mmx_umaxv8qi3): Likewise.
23331 (mmx_smaxv4hi3): Likewise.
23332 (mmx_uminv8qi3): Likewise.
23333 (mmx_sminv4hi3): Likewise.
23335 * config/i386/sse.md (<addsub><mode>3): New.
23336 (*<addsub><mode>3): Likewise.
23337 (<sse>_vm<addsub><mode>3): Likewise.
23338 (<maxmin><mode>3): Likewise.
23339 (*<maxmin><mode>3_finite): Likewise.
23340 (*<maxmin><mode>3): Likewise.
23341 (<sse>_vm<maxmin><mode>3): Likewise.
23342 (sse3_h<addsub>v4sf3): Likewise.
23343 (sse3_h<addsub>v2df3): Likewise.
23344 (<maxmin>v16qi3): Likewise.
23345 (*<maxmin>v16qi3): Likewise.
23346 (<maxmin>v8hi3): Likewise.
23347 (*<maxmin>v8hi3): Likewise.
23348 (*sse4_1_<maxmin><mode>3): Likewise.
23349 (*sse4_1_<maxmin><mode>3): Likewise.
23350 (add<mode>3): Removed.
23351 (*add<mode>3): Likewise.
23352 (<sse>_vmadd<mode>3): Likewise.
23353 (sub<mode>3): Likewise.
23354 (*sub<mode>3): Likewise.
23355 (<sse>_vmsub<mode>3): Likewise.
23356 (smin<mode>3): Likewise.
23357 (*smin<mode>3_finite): Likewise.
23358 (*smin<mode>3): Likewise.
23359 (<sse>_vmsmin<mode>3): Likewise.
23360 (smax<mode>3): Likewise.
23361 (*smax<mode>3_finite): Likewise.
23362 (*smax<mode>3): Likewise.
23363 (<sse>_vmsmax<mode>3): Likewise.
23364 (sse3_haddv4sf3): Likewise.
23365 (sse3_haddv2df3): Likewise.
23366 (sse3_hsubv4sf3): Likewise.
23367 (sse3_hsubv2df3): Likewise.
23368 (umaxv16qi3): Likewise.
23369 (*umaxv16qi3): Likewise.
23370 (smaxv8hi3): Likewise.
23371 (*smaxv8hi3): Likewise.
23372 (*sse4_1_smax<mode>3): Likewise.
23373 (*sse4_1_umax<mode>3): Likewise.
23374 (uminv16qi3): Likewise.
23375 (*uminv16qi3): Likewise.
23376 (sminv8hi3): Likewise.
23377 (*sminv8hi3): Likewise.
23378 (*sse4_1_smin<mode>3): Likewise.
23379 (*sse4_1_umin<mode>3): Likewise.
23381 2008-04-01 Rafael Espíndola <espindola@google.com>
23383 * tree-cfg.c (verify_expr): remove in_phi.
23384 (verify_stmt): Don't call walk_tree with verify_expr. Use
23385 is_gimple_min_invariant instead of is_gimple_val.
23387 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23389 * doc/include/gpl_v3.texi: Update for manpage generation.
23390 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23392 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23393 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23394 gpl_v3.texi instead of gpl.texi.
23397 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23400 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23402 2008-04-01 Rafael Espíndola <espindola@google.com>
23404 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23405 (extract_code_and_val_from_cond): Use
23406 extract_code_and_val_from_cond_with_ops.
23408 2008-04-01 Jan Hubicka <jh@suse.cz>
23410 * function.c (free_after_compilation): Free epilogue_delay_list.
23411 (prepare_function_start): Assert that previous compilation was freed.
23413 2008-04-01 Jan Hubicka <jh@suse.cz>
23414 Jim Wilson <wilson@tuliptree.org>
23415 Andreas Tobler <andreast@gcc.gnu.org>
23417 PR middle-end/35781
23418 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23419 rtl.emit instead cfun->emit.
23420 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23421 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23423 2008-04-01 Ben Elliston <bje@au.ibm.com>
23425 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23427 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23429 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23431 (fprofile-use): Add var flag_profile_use
23432 * coverage.c (coverage_begin_output): Do not open a gcno file for
23433 output only if -ftest-coverage is set.
23434 Do not add getpwd() to gcda file path.
23435 (build_gcov_info): Check the new flag
23436 flag_profile_datafile_relative_path.
23437 (coverage_init): Use profile_data_prefix.
23438 Read profile counter only if flag_profile_use is set.
23439 * opts.c (common_handle_option): New option fprofile-use=,
23440 fprofile-dir=, fprofile-generate=.
23441 * toplev.c (profile_data_prefix): New variable definition.
23442 * toplev.h (profile_data_prefix): New declaration.
23443 * doc/invoke.tex (Option Summary, Optimization Options):
23446 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23448 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23449 use tmp consistently.
23452 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23453 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23454 UNSPEC_FR_RECIP_APPROX_RES.
23455 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23457 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23460 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23462 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23464 PR middle-end/30186
23465 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23466 element of the vector via a pointer.
23468 2008-03-31 Ian Lance Taylor <iant@google.com>
23470 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23472 2008-03-31 Jan Hubicka <jh@suse.cz>
23474 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23475 get_arg_pointer_save_area.
23476 * expr.c (init_expr): Just clear out rtl.expr.
23477 * function.c (free_after_compilation): Clear out whole RTL structure.
23478 (get_func_frame_size): Merge into ...
23479 (get_frame_size): ... this one.
23480 (assign_stack_local_1): Merge into ...
23481 (assign_stack_local): ... this one.
23482 (expand_function_end): Update call of get_arg_pointer_save_area.
23483 (get_art_pointer_save_area): Remove cfun argument.
23484 * function.h (emit_status): regno_pointer_align does not need length
23485 attribute. Move x_regno_reg_rtx to ...
23486 (regno_reg_rtx): ... new global array.
23487 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23488 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23489 apply_args_value, forced_labels, stack_pointer_delta):
23491 (struct varasm_status): Move here from varasm.c
23492 (struct rtl_data): New. Move here some fields from struct function.
23493 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23494 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23495 used_temp_slots avail_temp_slots, temp_slot_level,
23496 nonlocal_goto_handler_labels): Update accesstors.
23497 (rtl): New global variable.
23498 (struct function): Move some fileds to rtl_data.
23499 (get_arg_pointer_save_area): Update prototype.
23500 * emit-rtl.c (rtl): Declare.
23501 (regno_reg_rtx): Declare.
23502 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23504 (gen_reg_rtx): Update.
23505 (init_virtual_regs): Do not tate emit_status argument.
23506 (init_emit): Do not allocate emit.
23507 * varasm.c (varasm_statuc): Move to function.h.
23508 (n_deferred_constatns): Update accestor.
23509 (init_varasm_status): Do not allocate varasm_status.
23510 (force_const_mem, get_pool_size, output_constant_pool): Update.
23511 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23512 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23514 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23516 PR rtl-optimization/35729
23517 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23520 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23523 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23524 load/store if memory is unaligned.
23525 (*movti_rex64): Likewise.
23527 * config/i386/predicates.md (misaligned_operand): New.
23529 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23532 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23535 2008-03-31 Jan Beulich <jbeulich@novell.com>
23537 * config/ia64/constraints.md: Add 'j' constraint.
23538 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23539 (movdi_internal): Likewise.
23541 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23544 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23546 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23549 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23550 proper error message for the third argument on blendpd and
23553 * config/i386/sse.md (blendbits): New.
23554 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23556 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23558 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23560 2008-03-30 Richard Guenther <rguenther@suse.de>
23562 PR middle-end/31023
23563 * fold-const.c (fold_sign_changed_comparison): Do leave
23564 conversions to base-types alone.
23566 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23568 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23569 the link register if one altivec register is be saved.
23571 2008-03-30 Ben Elliston <bje@au.ibm.com>
23573 * final.c (final_scan_insn): Remove if (0) code.
23575 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23577 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23579 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23581 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23582 of V4SFmode to ix86_binary_operator_ok.
23584 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23586 * config/i386/i386.c (override_options): Initialize
23587 ix86_veclib_handler to ix86_veclibabi_svml when
23588 -mveclibabi=svml is used.
23589 (ix86_veclibabi_svml): New function for SVML ABI style
23590 vectorization support.
23591 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23593 2008-03-28 Rafael Espíndola <espindola@google.com>
23595 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23596 (tree_binary_nonnegative_warnv_p): Make it public.
23597 (tree_single_nonnegative_warnv_p): Make it public.
23598 (tree_invalid_nonnegative_warnv_p): Make it public.
23599 (tree_unary_nonzero_warnv_p): Make it public.
23600 (tree_binary_nonzero_warnv_p): Make it public
23601 (tree_single_nonzero_warnv_p): Make it public.
23602 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23603 (extract_range_from_binary_expr): Split the expr argument.
23604 (extract_range_from_unary_expr): Split the expr argument.
23605 (extract_range_from_comparison): Split the expr argument.
23606 (extract_range_from_expr): Use the new aux functions.
23607 (vrp_evaluate_conditional_warnv): Use
23608 vrp_evaluate_conditional_warnv_with_ops.
23609 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23610 (tree_binary_nonzero_warnv_p): Declare.
23611 (tree_single_nonzero_warnv_p): Declare.
23612 (tree_expr_nonzero_warnv_p): Declare.
23613 (tree_unary_nonnegative_warnv_p): Declare.
23614 (tree_binary_nonnegative_warnv_p): Declare.
23615 (tree_single_nonnegative_warnv_p): Declare.
23616 (tree_invalid_nonnegative_warnv_p): Declare.
23618 2008-03-28 Richard Guenther <rguenther@suse.de>
23620 PR tree-optimization/30317
23621 PR tree-optimization/30911
23622 PR tree-optimization/34793
23623 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23624 (struct assert_locus_d): New member EXPR.
23625 (register_new_assert_for): Add EXPR parameter to support
23626 ASSERT_EXPR <name, expr OP limit>.
23627 (register_edge_assert_for_1): Adjust callers.
23628 (find_assert_locations): Likewise.
23629 (process_assert_insertions_for): Build condition from expression.
23630 (extract_range_from_assert): Handle ASSERT_EXPRs
23631 of the form ASSERT_EXPR <name, expr OP limit>.
23632 (register_edge_assert_for_2): New helper registering
23633 asserts for comparisons. Recognize range tests of the form
23634 (unsigned)i - CST1 OP CST2.
23635 (register_edge_assert_for_1): Use it.
23636 (register_edge_assert_for): Likewise.
23637 (needs_overflow_infinity): Integer sub-types
23638 do not need overflow infinities.
23639 (vrp_val_is_max): The extreme values of integer sub-types
23640 are those of the base type.
23641 (vrp_val_is_min): Likewise.
23642 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23645 2008-03-28 Nick Clifton <nickc@redhat.com>
23648 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23649 Return GENERAL_REGS for stack adjustment reloads.
23651 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23654 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23655 const_vector when all the vectors are constant.
23657 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23659 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23661 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23662 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23664 (s<code>_sf): Use new scc_sf attribute for opcode names.
23666 2008-03-27 Tom Tromey <tromey@redhat.com>
23668 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23669 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23670 config/spu/t-spu-elf, config/i386/t-interix,
23671 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23672 config/i386/x-darwin, config/i386/x-mingw32,
23673 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23674 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23675 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23676 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23677 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23678 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23679 config/score/t-score-elf, config/arm/t-strongarm-pe,
23680 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23681 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23682 Revert automatic dependency patch.
23684 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23687 * config/i386/i386.c (ix86_function_arg_boundary): Align
23688 decimal floating point to its natural boundary.
23690 2008-03-27 Richard Guenther <rguenther@suse.de>
23692 PR middle-end/35716
23693 * fold-const.c (fold_comparison): Restrict distinct decl
23694 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23695 solely rely on operand_equal_p.
23697 2008-03-27 Richard Guenther <rguenther@suse.de>
23700 * c-common.c (handle_weak_attribute): Reject combination of
23703 2008-03-27 Richard Guenther <rguenther@suse.de>
23705 PR tree-optimization/32810
23706 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23707 conversions from DECL_INITIAL.
23708 (fold_const_aggregate_ref): Likewise from constructor elements.
23710 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23712 * tree-affine.h (aff_combination_expand): Declare.
23713 (get_inner_reference_aff): Likewise.
23714 * tree-affine.c (aff_combination_expand): Split out from
23715 tree_to_aff_combination_expand.
23716 (get_inner_reference_aff): New function.
23717 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23718 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23719 (struct lim_aux_data): sm_done field removed.
23720 (mem_ref_loc_p, mem_ref_locs_p): New types.
23721 (struct mem_ref): Added id, stored, accesses_in_loop,
23722 indep_loop, dep_loop, indep_ref, dep_ref fields.
23723 Removed is_stored, locs and next fields.
23724 (memory_accesses): New variable.
23725 (movement_possibility): Do not allow moving statements
23726 that store to memory.
23727 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23729 (determine_max_movement): For statements with memory references,
23730 find the outermost loop in that the reference is independent.
23731 (move_computations_stmt): Mark the virtual operands for renaming.
23732 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23733 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23734 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23735 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23736 create_vop_ref_mapping, analyze_memory_references,
23737 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23738 get_all_locs_in_loop, ref_always_accessed_p,
23739 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23740 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23741 store_motion_loop, store_motion): New functions.
23742 (struct vop_to_refs_elt): New type.
23743 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23744 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23745 (schedule_sm): Replaced by...
23746 (execute_sm): ... this.
23747 (determine_lsm_ref, hoist_memory_references,
23748 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23749 find_more_ref_vops, free_mem_ref, free_mem_refs,
23750 determine_lsm_loop, determine_lsm): Removed.
23751 (tree_ssa_lim_finalize): Free data structures used by store motion.
23752 (tree_ssa_lim): Call analyze_memory_references. Use
23753 store_motion instead of determine_lsm.
23755 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23757 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23758 rename tmake_file to m68hc11/t-m68hc11.
23759 (mcore): Set inhibit_libc to true.
23760 * config.host (alpha*-dec-*vms*): Set extra_programs.
23761 (interix3*): Don't use host_xmake_file.
23762 * configure.ac: Let config.gcc override inhibit_libc.
23763 * configure: Regenerate.
23765 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23766 * config/t-openbsd-thread: Remove commented out lines.
23768 * config/x-interix: Remove.
23770 * config/m68hc11/t-m68hc11-gas: Rename to...
23771 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23773 * config/mcore/t-mcore: Remove T_CFLAGS.
23774 * config/mcore/t-mcore-pe: Likewise.
23776 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23778 * configure.ac: Replace custom __GNU_SOURCE test with
23779 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23780 * aclocal.m4: Regenerate.
23781 * configure: Regenerate.
23782 * config.in: Regenerate.
23784 2008-03-27 Richard Guenther <rguenther@suse.de>
23786 * fold-const.c (target.h): Include.
23787 (fold_comparison): Fold comparison of addresses of decls
23788 that bind locally or of constants. Consolidate address folding code.
23789 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23790 results from fold_binary_to_constant.
23791 (compare_values_warnv): Likewise.
23793 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23795 PR middle-end/35429
23796 * fold-const.c (fold_truthop): Check for integeral types when folding
23797 a == 0 && b == 0 and a != 0 || b != 0 .
23799 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23801 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23803 2008-03-26 Andreas Schwab <schwab@suse.de>
23805 * doc/invoke.texi: Fix use of @item vs. @itemx.
23807 2008-03-26 Tom Tromey <tromey@redhat.com>
23809 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23810 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23811 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23812 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23813 build/genconstants.o, build/genemit.o, build/genextract.o,
23814 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23815 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23818 2008-03-26 Richard Guenther <rguenther@suse.de>
23821 2008-03-26 Richard Guenther <rguenther@suse.de>
23823 * fold-const.c (target.h): Include.
23824 (fold_comparison): Fold comparison of addresses of two decls
23825 that bind locally. Consolidate address folding code.
23827 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23829 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23830 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23831 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23832 dconstsqrt2, dconstthird, dconste and/or dconst10.
23833 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23834 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23835 dconstsqrt2, dconste): Delete.
23836 (init_emit_once): Likewise. Simplify initializing dconstm1.
23838 * real.c (get_real_const): New.
23839 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23840 dconstsqrt2, dconste): Delete.
23841 (real_value_const, get_real_const): New.
23843 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23845 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23847 * config/i386/i386.c (ix86_function_arg_boundary): Check
23848 BIGGEST_ALIGNMENT instead of 128.
23849 (setup_incoming_varargs_64): Likewise.
23851 2008-03-26 Tom Tromey <tromey@redhat.com>
23853 * Makefile.in (DEPFILES): Add missing '/'.
23855 2008-03-26 Richard Guenther <rguenther@suse.de>
23857 * fold-const.c (target.h): Include.
23858 (fold_comparison): Fold comparison of addresses of two decls
23859 that bind locally. Consolidate address folding code.
23861 2008-03-26 Nick Clifton <nickc@redhat.com>
23864 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23865 not allow INT+INT as a legitimate addressing mode.
23867 2008-03-26 Richard Guenther <rguenther@suse.de>
23869 * tree-flow.h (widen_bitfield): Remove declaration.
23870 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23871 (widen_bitfield): Remove function.
23872 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23875 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23878 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23881 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23883 PR rtl-optimization/35232
23884 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23885 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23886 reg_reloaded_call_part_clobbered here.
23887 (reload_regs_reach_end_p): New function.
23888 (reload_reg_rtx_for_input): New variable.
23889 (reload_reg_rtx_for_output): Likewise.
23890 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23891 when reassigning a pseudo register. Load reloadreg from
23892 reload_reg_rtx_for_input, moving the mode and register
23894 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23895 instead of the original when deciding whether an input reload
23896 would be a no-op or whether an output reload can be deleted.
23897 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23898 when setting up new_spill_reg_store. Load it from
23899 reload_reg_rtx_for_output, moving the mode and register
23901 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23902 instead of the original when deciding whether an output reload
23903 would be a no-op. Do the same when modifying insn notes.
23904 Use rtx_equal_p instead of == to compare the registers.
23905 (inherit_piecemeal_p): Take a mode and two register numbers
23907 (emit_reload_insns): Clear new_spill_reg_store for every hard
23908 register in the reload register. Remove spill registers
23909 from reg_reloaded_valid before considering whether to record
23910 inheritance information for them. Use reload_reg_rtx_for_output
23911 instead of reg_rtx when recording output reloads. Use
23912 reload_reg_rtx_for_input instead of reg_rtx when recording
23913 input reloads. Set or clear reg_reloaded_call_part_clobbered
23914 at the same time as setting reg_reloaded_valid.
23915 (delete_output_reload): Add a new_reload_reg parameter and use it
23916 instead of rld[j].reg_rtx.
23917 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23920 2008-03-25 Tom Tromey <tromey@redhat.com>
23922 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23923 (build/genattr.o): Likewise.
23924 (build/genattrtab.o): Likewise.
23925 (build/gencodes.o): Likewise.
23926 (build/genconfig.o): Likewise.
23927 (build/genconstants.o): Likewise.
23928 (build/genemit.o): Likewise.
23929 (build/genextract.o): Likewise.
23930 (build/genflags.o): Likewise.
23932 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23934 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23935 instead of size_int for integer types.
23936 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23937 to match type of MINUS_EXPR.
23939 2008-03-25 Tom Tromey <tromey@redhat.com>
23941 * configure: Rebuilt.
23942 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23945 2008-03-25 Tom Tromey <tromey@redhat.com>
23947 * config/x-solaris (host-solaris.o): Update.
23948 * config/x-linux (host-linux.o): Update.
23949 * config/x-hpux (host-hpux.o): Update.
23950 * config/x-darwin (host-darwin.o): Update.
23951 * config/v850/t-v850e (v850-c.o): Update.
23952 * config/v850/t-v850 (v850-c.o): Update.
23953 * config/t-vxworks (vxworks.o): Update.
23954 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23955 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23956 * config/spu/t-spu-elf (spu-c.o): Update.
23958 * config/sh/t-symbian (sh-c.o): Update.
23959 (symbian.o): Update.
23960 * config/sh/t-sh (sh-c.o): Update.
23961 * config/score/t-score-elf (score7.o, score3.o): Update.
23962 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23963 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23964 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23965 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23966 (rs6000.o): Remove.
23967 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23968 * config/m32c/t-m32c (m32c-pragma.o): Update.
23969 * config/ia64/t-ia64 (ia64-c.o): Update.
23970 * config/i386/x-mingw32 (host-mingw32.o): Update.
23971 * config/i386/x-i386 (driver-i386.o): Update.
23972 * config/i386/x-darwin (host-i386-darwin.o): Update.
23973 * config/i386/x-cygwin (host-cygwin.o): Update.
23974 * config/i386/t-nwld (nwld.o): Update.
23975 * config/i386/t-netware (netware.o): Update.
23976 * config/i386/t-interix (winnt.o): Update.
23977 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23978 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23979 msformat-c.o): Update.
23980 * config/bfin/t-bfin-linux (generated_files): Add
23981 linux-sysroot-suffix.h.
23982 * config/arm/t-wince-pe (pe.o): Update.
23983 * config/arm/t-strongarm-pe (pe.o): Update.
23984 * config/arm/t-pe (pe.o): Update.
23985 * config/arm/t-arm (arm-c.o): Update.
23986 * doc/install.texi (Prerequisites): Require make 3.80.
23987 * Makefile.in: Remove .o targets.
23988 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23989 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23990 (simple_generated_h, simple_generated_c): Move earlier.
23991 (generated_files): New variable.
23992 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23993 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23994 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23995 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23996 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23997 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23998 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23999 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24000 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24001 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24002 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24003 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24005 (COMPILE.base, COMPILE): New variables.
24006 (%.o): New pattern rule.
24007 (ALL_HOST_OBJS): New variable.
24008 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24009 (dummy-checksum.o, cc1-checksum.o): Remove.
24010 (DRIVER_SHLIB): New variable.
24011 (DRIVER_DEFINES): Use it.
24012 (gencondmd.c): Move out of build/.
24013 (s-conditions): Update.
24014 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24015 (ALL_BUILD_OBJS): Likewise.
24016 (build/%.o): Use BUILDCOMPILE.
24017 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24018 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24019 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24020 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24021 build/genconfig.o, build/genconstants.o, build/genemit.o,
24022 build/genextract.o, build/genflags.o, build/genmddeps.o,
24023 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24024 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24025 build/gen-protos.o, build/scan.o, build/fix-header.o,
24026 build/scan-decls.o): Simplify.
24027 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24028 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24029 prefix.o, toplev.o): Reduce to variable setting.
24030 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24031 ($(out_object_file), gcc-options.o): New targets.
24032 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24033 * configure: Rebuilt.
24034 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24035 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24037 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24039 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24040 complain when we hit an error, return ERROR_MARK_NODE.
24042 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24044 * config/sh/constraints.md (Pso, Psz): New constraints.
24045 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24046 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24048 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24050 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24051 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24053 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24055 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24056 (prefetch_sh2a): New.
24058 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24059 Naveen.H.S <naveen.hs@kpitcummins.com>
24061 * config/sh/constraints.md (I28): New constraint.
24062 * config/sh/sh.c (broken_move): Add support for movi20s.
24063 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24065 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24066 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24067 Naveen.H.S <naveen.hs@kpitcummins.com>
24069 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24070 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24071 (print_operand): Handle resbank in %@ operand code.
24072 (sh_encode_section_info): New.
24073 (push_regs): Add conditions for resbank.
24074 (sh_expand_epilogue): Likewise.
24075 (sh_insert_attributes): Likewise.
24076 (sh_attribute_table): Likewise.
24077 (sh_handle_resbank_handler_attribute): New.
24078 (sh2a_handle_function_vector_handler_attribute): New.
24079 (sh2a_is_function_vector_call): New.
24080 (sh2a_get_function_vector_number): New.
24081 (sh2a_function_vector_p): New.
24082 (sh_cfun_resbank_handler_p): New.
24083 * config/sh/sh.md (calli): Emit jsr/n if possible.
24084 (calli_tbr_rel): New.
24085 (calli_pcrel): Emit jsr/n if possible.
24086 (return_i): Emit rts/n if possible.
24087 (call_valuei_tbr_rel): New.
24088 (call_valuei_pcrel): Add condition for SH2A target.
24089 (call_value): Likewise.
24090 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24091 (sh2a_get_function_vector_number): Likewise.
24092 (sh2a_is_function_vector_call): Likewise.
24093 * doc/extend.texi: Document TBR relative addressing of SH2A.
24094 (resbank): Add description for SH2A.
24096 2008-03-24 Richard Guenther <rguenther@suse.de>
24099 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24100 pointer assignments change conversions according to middle-end rules.
24101 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24102 * configure.ac: Include type checking in yes.
24103 * configure: Regenerate.
24105 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24107 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24108 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24110 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24112 * gthr-vxworks.h (UNUSED): Define.
24114 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24116 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24118 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24120 * doc/extend.texi (Function Attributes): Add missing comma in the
24121 example of the "alloc_size" attribute.
24123 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24126 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24128 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24131 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24134 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24135 of the underlying type of a MS bitfield layout to the natural
24136 alignment of the type.
24138 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24140 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24141 to their natural alignment to avoid store forwarding stalls.
24143 2008-03-22 Richard Guenther <rguenther@suse.de>
24145 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24146 For PHI nodes verify the address is invariant.
24147 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24148 (get_symbol_constant_value): Use is_gimple_min_invariant.
24149 (maybe_fold_stmt_indirect): Likewise.
24151 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24153 PR rtl-optimization/33927
24154 * Makefile.in (dse.o): Depend on $(TM_P_H).
24155 * expr.h (extract_low_bits): Declare.
24156 * expmed.c (extract_low_bits): New function.
24157 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24158 * dse.c: Include tm_p.h.
24159 (find_shift_sequence): Remove the read_reg argument and return the
24160 read value. Emit the instructions instead of returning them.
24161 Iterate on new_mode rather than calculating it each time.
24162 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24163 source to NEW_MODE and extract_low_bits to convert the shifted
24164 value to READ_MODE.
24165 (replace_read): Allow the load and store to have different mode
24166 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24167 or extraction instructions before trying the replacement. Update
24168 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24170 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24173 to their natural alignment to avoid store forwarding stalls.
24175 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24178 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24179 encouraging but not allowing gprs for input;
24180 change the input constraint to !f#r.
24181 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24183 change the output constraint to !f#r.
24185 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24188 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24189 corresponding post-reload splitters.
24190 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24191 when x87 FP math is selected.
24192 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24193 New function prototype.
24194 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24195 unreachable function to ease macroization of insn patterns.
24197 2008-03-21 Martin Jambor <mjambor@suse.cz>
24199 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24200 reference dumps if ddr is NULL or dependence is unknown.
24202 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24204 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24205 unsigned extension into account.
24206 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24207 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24208 Do computations on a scratch register.
24210 2008-03-21 Richard Guenther <rguenther@suse.de>
24212 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24213 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24214 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24215 * tree-ssa-dom.c (record_equality): Likewise.
24216 * tree-inline.c (copy_body_r): Likewise.
24217 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24220 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24222 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24223 as 'delete_unused' argument.
24225 2008-03-20 Richard Guenther <rguenther@suse.de>
24227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24228 special casing of constant qualifiers.
24229 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24230 care about them in general.
24231 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24232 regardless of their type.
24233 (fold_stmt_r): Forcefully fold *& if we end up with that.
24235 2008-03-20 Paul Brook <paul@codesourcery.com>
24237 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24238 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24240 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24242 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24243 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24245 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24247 * common.opt (Wmudflap): New option.
24248 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24249 (mx_register_decls): Likewise.
24250 (mudflap_finish_file): Likewise.
24251 * doc/invoke.texi: Document -Wno-mudflap.
24253 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24255 * c-format.c (replace_format_name_to_system_name): New.
24256 (cmp_attribs): New.
24257 (convert_format_name_to_system_name): New.
24258 (decode_format_attr): Add use of convert_format_name_to_system_name.
24259 (format_types_orig): Add gnu_ prefix to names.
24260 (check_format_info_main): Special treating of \0 escaped names for
24261 supporting multi-character format specifiers as I32, I64.
24262 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24263 (gnu_target_overrides_format_attributes): New.
24264 * c-format.h: Add structure target_ovr_attr to hold
24265 system specific formatter names.
24266 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24267 msformat-c.o file to c_target_objs and cxx_target_objs.
24268 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24269 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24270 (TARGET_N_FORMAT_TYPES): New.
24271 * config/i386/msformat-c.c: New.
24272 * config/i386/t-cygming: Add build rule for msformat-c.o.
24273 * doc/extend.texi: Add new format names gnu_* and ms_* and
24275 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24277 2008-03-20 Ira Rosen <irar@il.ibm.com>
24279 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24280 optimizations turned on under -O3.
24281 (ftree-vectorize): Add that the flag is turned on with -O3.
24283 2008-03-20 Ben Elliston <bje@au.ibm.com>
24285 * regmove.c (try_auto_increment): Fix spelling error in comment.
24286 * final.c (final_scan_insn): Likewise.
24288 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24291 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24292 allocator preferences for "y" and "r" class registers.
24293 ("*mov<mode>_internal"): Ditto.
24294 ("*movv2sf_internal_rex64"): Ditto.
24295 ("*movv2sf_internal"): Ditto.
24297 2008-03-19 Michael Matz <matz@suse.de>
24299 PR middle-end/35616
24300 * calls.c (expand_call): Check overlap of arguments with call
24301 address for sibcalls.
24303 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24306 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24307 of the underlying type of a MS bitfield layout to the natural
24308 alignment of the type.
24310 2008-03-19 Jan Hubicka <jh@suse.cz>
24313 * toplev.c (decode_d_option): Handle all CPP flags.
24314 * tree-vrp.c: Update tree_pass descriptors.
24315 * regrename.c: Update tree_pass descriptors.
24316 * fwprop.c: Update tree_pass descriptors.
24317 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24318 * tree-into-ssa.c: Update tree_pass descriptors.
24319 * tree-dump.c: Update tree_pass descriptors.
24320 * tree-complex.c: Update tree_pass descriptors.
24321 * tree-dump.h: Update tree_pass descriptors.
24322 * see.c: Update tree_pass descriptors.
24323 * cgraphbuild.c: Update tree_pass descriptors.
24324 * tracer.c: Update tree_pass descriptors.
24325 * tree-loop-distribution.c: Update tree_pass descriptors.
24326 * cgraph.c: Update tree_pass descriptors.
24327 * postreload-gcse.c: Update tree_pass descriptors.
24328 * postreload.c: Update tree_pass descriptors.
24329 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24330 * tree-tailcall.c: Update tree_pass descriptors.
24331 * tree-pass.h (tree_opt_pass): Rename to ...
24332 (opt_pass) ... this one; add "type" field and remove letter field.
24333 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24334 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24335 all_lowering_passes): Update declaration.
24336 * ipa-cp.c: Update tree_pass descriptors.
24337 * final.c: Update tree_pass descriptors.
24338 * omp-low.c: Update tree_pass descriptors.
24339 * tree-ssa-dse.c: Update tree_pass descriptors.
24340 * ipa-reference.c: Update tree_pass descriptors.
24341 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24342 * auto-inc-dec.c: Update tree_pass descriptors.
24343 * reorg.c: Update tree_pass descriptors.
24344 * cgraphunit.c: Update tree_pass descriptors.
24345 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24346 * tree-ssa-ccp.c: Update tree_pass descriptors.
24347 * df-core.c: Update tree_pass descriptors.
24348 * mode-switching.c: Update tree_pass descriptors.
24349 * tree-nomudflap.c: Update tree_pass descriptors.
24350 * modulo-sched.c: Update tree_pass descriptors.
24351 * ipa-pure-const.c: Update tree_pass descriptors.
24352 * cse.c: Update tree_pass descriptors.
24353 * web.c: Update tree_pass descriptors.
24354 * tree-stdarg.c: Update tree_pass descriptors.
24355 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24356 * tree-ssa-dom.c: Update tree_pass descriptors.
24357 * tree-nrv.c: Update tree_pass descriptors.
24358 * tree-ssa-alias.c: Update tree_pass descriptors.
24359 * loop-init.c: Update tree_pass descriptors.
24360 * gimple-low.c: Update tree_pass descriptors.
24361 * ipa-inline.c: Update tree_pass descriptors.
24362 * tree-ssa-sink.c: Update tree_pass descriptors.
24363 * global.c: Update tree_pass descriptors.
24364 * ifcvt.c: Update tree_pass descriptors.
24365 * jump.c: Update tree_pass descriptors.
24366 * predict.c: Update tree_pass descriptors.
24367 * tree-ssa-loop.c: Update tree_pass descriptors.
24368 * recog.c: Update tree_pass descriptors.
24369 * dse.c: Update tree_pass descriptors.
24370 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24371 * tree-eh.c: Update tree_pass descriptors.
24372 * regmove.c: Update tree_pass descriptors.
24374 * function.c: Update tree_pass descriptors.
24375 * tree-vectorizer.c: Update tree_pass descriptors.
24376 * gcse.c: Update tree_pass descriptors.
24377 * ipa-type-escape.c: Update tree_pass descriptors.
24378 * tree-if-conv.c: Update tree_pass descriptors.
24379 * init-regs.c: Update tree_pass descriptors.
24380 * ipa.c: Update tree_pass descriptors.
24381 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24382 * rtl-factoring.c: Update tree_pass descriptors.
24383 * lower-subreg.c: Update tree_pass descriptors.
24384 * bt-load.c: Update tree_pass descriptors.
24385 * tree-dfa.c: Update tree_pass descriptors.
24386 * except.c: Update tree_pass descriptors.
24387 * emit-rtl.c: Update tree_pass descriptors.
24388 * cfgexpand.c: Update tree_pass descriptors.
24389 * tree-cfgcleanup.c: Update tree_pass descriptors.
24390 * cfgcleanup.c: Update tree_pass descriptors.
24391 * tree-ssa-pre.c: Update tree_pass descriptors.
24392 * tree-sra.c: Update tree_pass descriptors.
24393 * tree-mudflap.c: Update tree_pass descriptors.
24394 * tree-ssa-copy.c: Update tree_pass descriptors.
24395 * cfglayout.c: Update tree_pass descriptors.
24396 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24397 * tree-ssa-dce.c: Update tree_pass descriptors.
24398 * tree-ssa.c: Update tree_pass descriptors.
24399 * regclass.c: Update tree_pass descriptors.
24400 * integrate.c: Update tree_pass descriptors.
24401 * tree-optimize.c: Update tree_pass descriptors.
24402 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24403 * tree-object-size.c: Update tree_pass descriptors.
24404 * combine.c: Update tree_pass descriptors.
24405 * tree-outof-ssa.c: Update tree_pass descriptors.
24406 * bb-reorder.c: Update tree_pass descriptors.
24407 * stack-ptr-mod.c: Update tree_pass descriptors.
24408 * var-tracking.c: Update tree_pass descriptors.
24409 * tree-profile.c: Update tree_pass descriptors.
24410 * tree-vect-generic.c: Update tree_pass descriptors.
24411 * reg-stack.c: Update tree_pass descriptors.
24412 * sched-rgn.c: Update tree_pass descriptors.
24413 * tree-ssa-structalias.c: Update tree_pass descriptors.
24414 * tree-cfg.c: Update tree_pass descriptors.
24415 * passes.c (current_pass): Update declaration.
24416 (finish_optimization_passes): Update.
24417 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24418 (register_one_dump_file, register_dump_files_1, next_pass_1):
24420 (init_optimization_passes): Update handling of new types.
24421 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24422 * ipa-struct-reorg.c: Update tree_pass descriptors.
24423 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24424 * combine-stack-adj.c: Update tree_pass descriptors.
24425 * cfgrtl.c: Update tree_pass descriptors.
24426 * dce.c: Update tree_pass descriptors.
24427 * tree-ssanames.c: Update tree_pass descriptors.
24429 2008-03-19 Richard Guenther <rguenther@suse.de>
24431 PR middle-end/35609
24432 * tree-ssa.c (walk_data): New structure.
24433 (warn_uninitialized_var): If not always_executed warn with "maybe"
24435 (execute_early_warn_uninitialized): Compute post-dominators.
24436 Initialize always_executed before processing each basic block.
24438 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24441 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24442 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24444 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24446 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24448 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24450 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24452 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24453 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24454 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24455 target after ignore has been set, and move there also the commputation
24456 of subtarget and original_target.
24457 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24458 (LANG_HOOKS_INITIALIZER): Remove it.
24459 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24461 2008-03-18 Richard Guenther <rguenther@suse.de>
24463 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24464 found an expression with constants, note that in the VN for the lhs.
24465 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24466 fold them to constants if possible. Run cleanup_cfg if done so.
24467 (execute_pre): Return todo.
24468 (do_pre): Likewise.
24469 (execute_fre): Likewise.
24470 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24472 (get_prop_source_stmt): Look through pointer conversions.
24474 2008-03-18 Jan Hubicka <jh@suse.cz>
24476 * tree-pretty-print.c: Include predict.h.
24477 (dump_generic_node): Dump predictor.
24478 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24479 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24480 * gimple-low.c (lower_stmt): Likewise.
24481 * expr.c (expand_expr_real): Likewise.
24482 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24484 (build_predict_expr, build_predict_expr): New.
24485 * predict.h (predictor_name, build_predict_expr): Update.
24486 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24487 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24488 * predict.def (PRED_CONTINUE): Update hitrate.
24489 * tree.def (PREDICT_EXPR): Define.
24490 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24491 do not handle BIND_EXPR.
24492 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24493 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24494 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24497 2008-03-18 Michael Matz <matz@suse.de>
24499 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24501 2008-03-18 Richard Guenther <rguenther@suse.de>
24503 * tree-gimple.h (is_gimple_invariant_address): Declare.
24504 (is_gimple_constant): Likewise.
24505 * tree-gimple.c (is_gimple_constant): New function.
24506 (is_gimple_invariant_address): Likewise.
24507 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24508 and is_gimple_invariant_address.
24509 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24511 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24512 an addressable base.
24514 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24516 PR middle-end/35611
24517 * gimplify.c (gimplify_expr): Gimplify second operand of
24520 2008-03-17 Richard Guenther <rguenther@suse.de>
24522 PR tree-optimization/19637
24523 * fold-const.c (fold_unary): Remove restrictions of removing
24524 intermediate pointer-conversions (P2)(P1)P0.
24525 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24526 conversion to void pointer.
24527 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24529 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24532 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24533 emulated thread local variables.
24535 2008-03-16 Richard Guenther <rguenther@suse.de>
24537 PR middle-end/35607
24538 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24539 expand TREE_INVARIANT operations that are not gimple invariant.
24541 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24543 * doc/extend.texi (Alignment): Say that the ABI controls
24544 the __alignof__ for non-strict-alignment targets rather
24545 than being a recommendation.
24547 2008-03-15 Paul Brook <paul@codesourcery.com>
24549 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24551 (arm_output_fn_unwind): Mark functions that can not be unwound.
24553 2008-03-15 Paul Brook <paul@codesourcery.com>
24555 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24556 extension instructions.
24558 2008-03-15 Richard Guenther <rguenther@suse.de>
24560 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24561 and fold constant aggregate refs.
24562 (fold_const_aggregate_ref): Handle string constants
24563 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24564 (evaluate_stmt): Simplify now that ccp_fold folds constant
24567 2008-03-15 Paul Brook <paul@codesourcery.com>
24569 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24570 (extzv): Use gen_extzv_t2.
24571 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24573 2008-03-15 Richard Guenther <rguenther@suse.de>
24575 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24576 (fold_const_aggregate_ref): Likewise.
24577 (get_value): Return NULL if we don't have any values.
24578 (ccp_finalize): Set const_val to NULL after freeing it.
24579 * tree-flow.h (get_symbol_constant_value): Declare.
24580 (fold_const_aggregate_ref): Likewise.
24581 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24583 2008-03-15 Richard Guenther <rguenther@suse.de>
24585 PR middle-end/35593
24586 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24587 to not produce negative array indices if not allowed. Add
24588 parameter to indicate that.
24589 (maybe_fold_offset_to_component_ref): Allow negative array
24590 indices only for the first member of a structure.
24591 (maybe_fold_offset_to_reference): Allow negative array indices.
24592 (maybe_fold_stmt_addition): Likewise.
24594 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24595 Anatoly Sokolov <aesok@post.ru>
24597 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24598 (avr_arch): Add ARCH_AVR6.
24599 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24600 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24601 instead of fixed value 2.
24602 (print_operand_address): Use gs() asm specifier instead of pm().
24603 (avr_assemble_integer): (Ditto.).
24604 (avr_output_addr_vec_elt): (Ditto.).
24605 (print_operand): Handle "!" code.
24606 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24607 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24608 (AVR_HAVE_EIJMP_EICALL): Define.
24609 (AVR_3_BYTE_PC): Redefine.
24610 (AVR_2_BYTE_PC): (Ditto.).
24611 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24612 (LINK_SPEC): Add atmega2560 and atmega2561.
24613 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24615 * config/avr/avr.md (call_insn): Use eicall instead of icall
24616 for 3 byte PC devices.
24617 (call_value_insn): (Ditto.).
24618 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24619 (indirect_jump): Use only for for 2 byte PC devices.
24620 (*tablejump): (Ditto.).
24621 (*indirect_jump_avr6): Add insn.
24622 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24623 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24624 instead of ijmp for 3 byte PC devices.
24625 (__tablejump2__): (Ditto.).
24626 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24627 (MULITLIB_DIRNAMES): (Ditto.).
24628 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24630 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24632 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24633 "sse2_umulsidi3". Use V1DI mode for operand 0.
24634 ("mmx_psadbw"): Use V1DI mode for operand 0.
24635 * config/i386/i386-modes.def (V1SI): New vector mode.
24636 * config/i386/i386.c (struct builtin_description)
24637 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24638 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24639 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24640 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24641 v1di_ftype_v8qi_v8qi type.
24642 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24644 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24645 __builtin_ia32_pmuludq]: Fix the mode of return value.
24647 2008-03-15 Richard Guenther <rguenther@suse.de>
24649 PR middle-end/35595
24650 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24653 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24655 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24656 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24657 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24658 unless TARGET_SERIALIZE_VOLATILE is enabled.
24659 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24660 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24661 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24663 2008-03-14 Richard Guenther <rguenther@suse.de>
24665 PR tree-optimization/34172
24666 * tree-flow.h (refs_may_alias_p): Declare.
24667 (get_single_def_stmt): Likewise.
24668 (get_single_def_stmt_from_phi): Likewise.
24669 (get_single_def_stmt_with_phi): Likewise.
24670 * tree-dfa.c (refs_may_alias_p): New function.
24671 (get_single_def_stmt): Likewise.
24672 (get_single_def_stmt_from_phi): Likewise.
24673 (get_single_def_stmt_with_phi): Likewise.
24674 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24675 (vn_reference_lookup_1): New helper function.
24676 (vn_reference_lookup): Walk the virtual use-def chain to
24677 continue searching for a match if the def does not alias the
24678 reference we are looking for.
24680 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24682 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24683 archive and Perzl. Update The Written Word listing.
24685 2008-03-14 Richard Guenther <rguenther@suse.de>
24687 PR tree-optimization/34043
24688 PR tree-optimization/33989
24689 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24691 (bitmap_find_leader): Use extra argument to verify dominance
24692 relationship inside a basic-block.
24693 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24694 (find_leader_in_sets): Adjust.
24695 (create_component_ref_by_pieces): Take extra argument for
24696 dominance check, handle lookup failures.
24697 (find_or_generate_expression): Likewise.
24698 (create_expression_by_pieces): Likewise.
24699 (insert_into_preds_of_block): Adjust.
24700 (create_value_expr_from): If asked for, verify all operands
24701 are in the blocks AVAIL_OUT set.
24702 (make_values_for_stmt): Check for SSA_NAMEs that are life
24703 over an abnormal edge.
24704 (compute_avail): Remove such check.
24705 (do_SCCVN_insertion): New function.
24706 (eliminate): If we do not find a leader suitable for replacement
24707 insert a replacement expression from SCCVN if available.
24708 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24709 (struct vn_ssa_aux): Add needs_insertion flag.
24710 * tree-ssa-sccvn.c (may_insert): New global flag.
24711 (copy_reference_ops_from_ref): Value-number union member access
24712 based on its size, not type and member if insertion is allowed.
24713 (visit_reference_op_load): For a weak match from union type
24714 punning lookup a view-converted value and insert a SSA_NAME
24715 for that value if that is not found.
24716 (visit_use): Make dumps shorter. Do not disallow value numbering
24717 SSA_NAMEs that are life over an abnormal edge to constants.
24718 (free_scc_vn): Release inserted SSA_NAMEs.
24719 (run_scc_vn): New flag to specify whether insertion is allowed.
24720 Process SSA_NAMEs in forward order.
24721 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24722 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24723 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24724 pointer type to/from integral types that do not change the
24725 precision to regular conversions.
24727 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24729 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24730 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24731 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24732 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24733 input arguments and the mode of return value. Built-in functions
24734 that operate on whole 64-bit MMX register now use V1DI mode.
24736 2008-03-13 Alon Dayan <alond@il.ibm.com>
24737 Olga Golovanevsky <olga@il.ibm.com>
24739 PR tree-optimization/35041
24740 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24741 to locate the right position in a statement.
24743 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24747 * config/i386/xmmintrin.h: Change all static inline functions to
24748 extern inline and add __gnu_inline__ attribute.
24749 * config/i386/bmintrin.h: Ditto.
24750 * config/i386/smmintrin.h: Ditto.
24751 * config/i386/tmmintrin.h: Ditto.
24752 * config/i386/mmintrin-common.h: Ditto.
24753 * config/i386/ammintrin.h: Ditto.
24754 * config/i386/emmintrin.h: Ditto.
24755 * config/i386/pmmintrin.h: Ditto.
24756 * config/i386/mmintrin.h: Ditto.
24757 * config/i386/mm3dnow.h: Ditto.
24759 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24761 PR middle-end/35185
24762 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24763 (lower_omp_2): New function.
24764 (lower_omp_1, lower_omp): Rewritten.
24766 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24769 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24770 with the phrase "Microsoft Windows compilers".
24771 (Push/Pop Macro Pragmas): New subsection. Document
24772 #pragma push_macro and pragma pop_macro.
24774 2008-03-12 Paul Brook <paul@codesourcery.com>
24776 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24778 2008-03-12 Paul Brook <paul@codesourcery.com>
24780 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24781 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24782 (thumb2_addsi_shortim): Rename ...
24783 (thumb2_addsi_short): ... to this. Allow register operands.
24784 (thumb2_subsi_short): New pattern.
24785 (thumb2_one_cmplsi2_short,
24786 thumb2_negsi2_short): New patterns and peepholes.
24788 2008-03-12 Paul Brook <paul@codesourcery.com>
24790 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24792 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24794 * config/i386/i386.md (int_cond): New code iterator.
24796 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24797 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24798 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24799 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24800 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24801 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24802 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24803 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24805 2008-03-12 Paul Brook <paul@codesourcery.com>
24807 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24808 instead of {arm,thumb}_compute_save_reg_mask.
24809 (output_return_instruction): Ditto.
24810 (thumb_unexpanded_epilogue): Ditto.
24811 (thumb1_expand_prologue): Ditto.
24812 (thumb1_output_function_prologue): Ditto.
24813 (arm_set_return_address): Ditto.
24814 (thumb_set_return_address): Ditto.
24815 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24816 regs to achieve stack alignment.
24817 (thumb1_compute_save_reg_mask): Fix compiler warning.
24818 (arm_output_epilogue): Use offsets->saved_regs_mask.
24819 Adjust stack pointer by poping call clobered registers.
24820 (arm_expand_prologue): Use offsets->saved_regs_mask.
24821 Adjust stack pointer by pushing extra registers.
24822 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24824 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24827 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24828 conversion to the operands of a multiplication.
24830 2008-03-12 Richard Guenther <rguenther@suse.de>
24832 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24833 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24834 * timevar.def (TV_TREE_PHIPROP): Add.
24835 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24836 pass description. Use TV_TREE_PHIPROP.
24837 * tree-ssa-forwprop.c: Remove phiprop code.
24839 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24841 PR middle-end/35549
24842 * omp-low.c (maybe_lookup_decl): Constify first argument.
24843 (use_pointer_for_field): Change last argument from bool to
24844 omp_context *. Disallow shared copy-in/out in nested
24845 parallel if decl is shared in outer parallel too.
24846 (build_outer_var_ref, scan_sharing_clauses,
24847 lower_rec_input_clauses, lower_copyprivate_clauses,
24848 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24850 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24851 Ira Rosen <irar@il.ibm.com>
24853 * tree-vectorizer.c (free_stmt_vec_info): New function.
24854 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24855 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24856 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24857 * tree-vect-transform.c (vectorizable_conversion): Free
24858 vec_oprnds0 if it was allocated.
24859 (vect_permute_store_chain): Remove unused VECs.
24860 (vectorizable_store): Free VECs that are allocated in the..
24862 (vect_transform_strided_load, vectorizable_load): Likewise.
24863 (vect_remove_stores): Simplify the code.
24864 (vect_transform_loop): Move code to vect_remove_stores().
24865 Call vect_remove_stores() and free_stmt_vec_info().
24867 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24869 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24870 TARGET_HPUX. Revise comment.
24871 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24872 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24873 Use sr4 variant of `be' instruction when not generating PIC code.
24874 (attr_length_call): Adjust for above change.
24876 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24878 * ipa-reference.c (static_execute): Remove module_statics_const and
24879 associated setting code.
24881 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24884 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24885 predicate for operand 1.
24886 (paritysi2_cmp): Use register_operand predicate for operand 2.
24887 Use earlyclobber modifier for operand 1. Remove support for
24889 (paritydi2_cmp): Use register_operand predicate for operand 3.
24890 Use earlyclobber modifier for operand 1. Remove support for
24893 2008-03-11 Paul Brook <paul@codesourcery.com>
24894 Vladimir Prus <vladimir@codesourcery.com>
24896 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24897 (arm_compute_save_reg0_reg12_mask): Always
24898 check if register 11 must be saved. Always safe hard frame pointer
24899 when frame_pointer_needeed.
24900 (arm_compute_save_reg_mask): Save IP and PC
24901 only with apcs frames.
24902 (arm_output_epilogue): Adjust Thumb2 codepath to
24903 be also invoked and work for ARM non-apcs frames.
24904 (arm_expand_prologue): Don't bother saving IP
24905 for non-apcs frame, since it's not clobbered by
24906 prologue code. Implement non-apcs frame
24909 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24911 PR rtl-optimization/35281
24912 * expr.c (convert_move): Use a new pseudo for the intermediate
24913 from_mode->word_mode result.
24915 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24917 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24918 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24919 * toplev.c (compile_file): Don't call it.
24921 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24923 PR middle-end/35526
24924 * expr.c (store_expr): Call emit_block_move if the mode
24925 of "temp" RTX is BLKmode.
24927 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24928 Richard Guenther <rguenther@suse.de>
24930 PR tree-optimization/31358
24931 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24932 the step with a NULL_TREE.
24933 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24934 to sizetype if type is a pointer type.
24935 (add_candidate_1): Don't convert the base and step to
24936 the generic type if the orginal type is a pointer type.
24937 (add_iv_value_candidates): Use sizetype for the step
24938 if type is a pointer type.
24939 (cand_value_at): Likewise.
24940 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24942 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24943 Don't convert the tem affine to the type.
24944 (add_elt_to_tree): Use sizetype for the step if a pointer.
24945 Use POINTER_PLUS_EXPR for pointers.
24946 (aff_combination_to_tree): Use sizetype for the step if a
24949 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24951 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24952 Remove commutativity hint.
24954 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24958 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24959 errorneous type. Check that v is a VAR_DECL.
24961 PR middle-end/35099
24962 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24964 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24966 PR tree-optimization/35494
24967 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24968 may be overriden at link and run time.
24970 2008-03-10 Richard Guenther <rguenther@suse.de>
24972 PR tree-optimization/34677
24973 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24974 (poolify_tree): Likewise.
24975 (modify_expr_template): Likewise.
24976 (poolify_modify_stmt): Likewise.
24977 (insert_fake_stores): Handle all component-ref style stores
24978 in addition to INDIRECT_REF. Also handle complex types.
24979 Do not poolify the inserted load.
24980 (realify_fake_stores): Do not rebuild the tree but only
24981 make it a SSA_NAME copy.
24982 (init_pre): Remove initialzation of modify_expr_template.
24983 Do not allocate modify_expr_node_pool.
24984 (fini_pre): Do not free modify_expr_node_pool.
24986 2008-03-10 Paul Brook <paul@codesourcery.com>
24988 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24989 to avoid conflicts.
24991 2008-03-10 Paul Brook <paul@codesourcery.com>
24992 Mark Shinwell <shinwell@codesourcery.com>
24994 * config/arm/cortex-r4.md: New.
24995 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24997 * config/arm/arm.md: Include cortex-r4.md.
24998 (insn): Add smmls, sdiv and udiv values.
24999 (generic_sched): Don't use generic scheduling for Cortex-R4.
25000 (arm_issue_rate): New function.
25001 (TARGET_SCHED_ISSUE_RATE): Define.
25003 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25005 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25007 2008-03-10 Richard Guenther <rguenther@suse.de>
25009 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25010 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25012 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25014 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25015 Set default to true.
25017 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25019 * c.opt (Wsynth): Deprecate.
25020 * doc/invoke.texi (Option Summary, Warning Options): Document
25021 -Wno-format-contains-nul.
25023 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25026 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25027 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25029 2008-03-09 Ira Rosen <irar@il.ibm.com>
25031 * config/rs6000/rs6000.c (builtin_description): Rename vector
25032 left shift operations.
25033 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25034 (altivec_vsl<VI_char>): Rename to ...
25035 (ashl<mode>3): ... new name.
25036 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25038 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25040 2008-03-08 Richard Guenther <rguenther@suse.de>
25042 * coverage.h (tree_coverage_counter_addr): Declare.
25043 * coverage.c (tree_coverage_counter_addr): New function.
25044 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25045 before using again.
25046 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25047 (tree_gen_one_value_profiler): Likewise.
25048 (tree_gen_ic_profiler): Likewise.
25049 (tree_gen_average_profiler): Likewise.
25050 (tree_gen_ior_profiler): Likewise.
25052 2008-03-08 Richard Guenther <rguenther@suse.de>
25054 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25055 (vn_binary_op_insert): Likewise.
25056 (vn_unary_op_lookup): Likewise.
25057 (vn_unary_op_insert): Likewise.
25058 (vn_nary_op_lookup): Declare.
25059 (vn_nary_op_insert): Likewise.
25060 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25061 and binary hashes, use a single obstack for unary_op_pool
25062 and binary_op_pool.
25063 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25064 a single struct vn_nary_op_s. Store tree code length and
25065 a variable number of operands.
25066 (struct vn_reference_op_struct): Remove unused op2.
25067 (vn_reference_op_eq): Do not compare op2.
25068 (vn_reference_op_compute_hash): Do not compute hash of op2.
25069 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25070 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25071 with vn_nary_op_compute_hash.
25072 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25073 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25075 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25077 (visit_unary_op): Call nary functions.
25078 (visit_binary_op): Likewise.
25079 (process_scc): Adjust for struct vn_tables_s changes.
25080 (allocate_vn_table): Likewise.
25081 (free_vn_table): Likewise.
25082 * tree-vn.c (vn_add): Call nary functions.
25083 (vn_lookup): Likewise.
25085 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25088 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25089 wdst back after sync_compare_and_swapqhi_internal.
25091 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25094 * config/i386/i386-modes.def (V1DI): New vector mode.
25095 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25096 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25097 (MMXMODE248): Ditto.
25098 (MMXMODE): Add V1DI mode.
25099 (mmxvecsize): Change DI mode to V1DI mode.
25100 ("mov<mode>): Use MMXMODEI8 mode iterator.
25101 ("*mov<mode>_internal_rex64"): Ditto.
25102 ("*mov<mode>_internal"): Ditto.
25103 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25104 ("mmx_sub<mode>3"): Ditto.
25105 ("mmx_adddi3"): Remove insn pattern.
25106 ("mmx_subdi3"): Ditto.
25107 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25108 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25109 ("mmx_ashl<mode>3"): Ditto.
25110 ("mmx_lshrdi3"): Remove insn pattern.
25111 ("mmx_ashldi3"): Ditto.
25112 * config/i386/i386.c (classify_argument): Handle V1DImode.
25113 (function_arg_advance_32): Ditto.
25114 (function_arg_32): Ditto.
25115 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25116 mmx_addv1di3 insn pattern.
25117 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25118 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25119 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25120 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25121 Remove definitions of built-in functions.
25122 (V1DI_type_node): New node.
25123 (v1di_ftype_v1di_int): Ditto.
25124 (v1di_ftype_v1di_v1di): Ditto.
25125 (v2si_ftype_v2si_si): Ditto.
25126 (v4hi_ftype_v4hi_di): Remove node.
25127 (v2si_ftype_v2si_di): Ditto.
25128 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25129 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25130 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25131 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25132 Add new builtins using def_builtin_const.
25133 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25134 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25135 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25136 * config/i386/mmintrin.h (__v1di): New typedef.
25137 (_mm_add_si64): Cast arguments to __v1di type.
25138 (_mm_sub_si64): Ditto.
25139 (_mm_sll_pi16): Cast __count to __v4hi type.
25140 (_mm_sll_pi32): Cast __count to __v2si type.
25141 (_mm_sll_si64): Cast arguments to __v1di type.
25142 (_mm_srl_pi16): Cast __count to __v4hi type.
25143 (_mm_srl_pi32): Cast __count to __v2si type.
25144 (_mm_srl_si64): Cast arguments to __v1di type.
25145 (_mm_sra_pi16): Cast __count to __v4hi type.
25146 (_mm_sra_pi32): Cast __count to __v2si type.
25147 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25148 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25149 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25150 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25151 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25152 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25153 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25154 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25155 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25156 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25157 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25158 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25160 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25162 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25164 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25167 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25168 reg+const addressing for Altivec modes. Don't generate reg+reg
25169 addressing for TFmode or TDmode quantities.
25171 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25173 * c-common.c (vector_types_convertible_p): Call langhook
25174 instead of comptypes.
25176 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25179 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25180 integral and scalar float variables which have a
25183 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25185 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25186 dwarf_register_span hook when emitting unwind information for
25187 register-to-memory saves.
25188 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25189 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25191 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25193 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25194 for the same VAR_DECL.
25196 2008-03-06 Tom Tromey <tromey@redhat.com>
25198 * treelang: Delete.
25199 * doc/standards.texi (Standards): Don't mention treelang.
25200 * doc/invoke.texi (Overall Options): Don't mention treelang.
25201 * doc/install.texi (Prerequisites): Don't mention bison or
25203 (Configuration): Don't mention treelang.
25204 (Building): Likewise.
25205 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25207 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25209 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25210 word-extractions out of a multi-word object.
25212 2008-03-06 Richard Guenther <rguenther@suse.de>
25214 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25215 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25216 result type and precision.
25217 * expr.c (get_inner_reference): Set unsignedp based on the result
25218 type of BIT_FIELD_REF.
25219 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25220 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25221 (try_instantiate_multiple_fields): Likewise. Use the correct type
25223 (sra_build_assignment): Likewise.
25224 (sra_build_elt_assignment): Likewise.
25225 (sra_explode_bitfield_assignment): Likewise.
25226 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25227 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25228 set BIT_FIELD_REF_UNSIGNED.
25229 (vectorizable_load): Likewise.
25231 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25233 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25236 2008-03-06 Richard Guenther <rguenther@suse.de>
25238 * alias.c (struct alias_set_entry): Move has_zero_child field
25239 to pack with alias_set.
25241 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25243 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25246 2008-03-05 Ian Lance Taylor <iant@google.com>
25248 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25250 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25252 * fwprop.c (update_df): Support width and offset parameters of
25254 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25255 global_conflicts): Change DF_REF_EXTRACT to either
25256 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25257 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25258 * df-scan.c (df_ref_record, df_defs_record,
25259 df_ref_create_structure, df_def_record_1, df_uses_record,
25260 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25261 df_bb_refs_collect, df_entry_block_defs_collect,
25262 df_exit_block_uses_collect): Support new width and offset fields.
25263 (ref_extract_pool): New storage pool.
25264 (df_free_ref): New function.
25265 (df_reg_chain_unlink, df_free_collection_rec,
25266 df_sort_and_compress_refs): Call df_free_ref.
25267 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25269 (df_ref_create_structure): Allocate df_ref_extract if offset and
25270 width fields are used.
25271 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25272 (df_uses_record): Get offset and width from ZERO_EXTRACT
25274 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25275 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25276 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25277 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25278 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25279 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25280 (df_ref_extract): New structure.
25281 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25282 (df_ref_create): Add width and offset parameters.
25284 2008-03-05 Richard Guenther <rguenther@suse.de>
25286 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25287 Use ranges_overlap_p.
25288 (offset_overlaps_with_access): Rename
25289 to ranges_overlap_p and move ...
25290 * tree-flow-inline.h (ranges_overlap_p): ... here.
25292 * tree.h (get_inner_reference, handled_component_p): Update
25295 * tree.h (record_component_aliases, get_alias_set,
25296 alias_sets_conflict_p, alias_sets_must_conflict_p,
25297 objects_must_conflict_p): Move declarations ...
25298 * alias.h (record_component_aliases, get_alias_set,
25299 alias_sets_conflict_p, alias_sets_must_conflict_p,
25300 objects_must_conflict_p): ... here.
25301 Include coretypes.h.
25302 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25304 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25306 * cfg.c: Include tree-flow.h.
25307 (remove_edge_raw): Call redirect_edge_var_map_clear.
25308 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25309 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25310 (redirect_edge_var_map_result): New.
25311 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25312 PENDING_STMT use with redirect_edge_var_map_*.
25313 * tree-ssa.c (edge_var_maps): New definition.
25314 (redirect_edge_var_map_add): New.
25315 (redirect_edge_var_map_clear): New.
25316 (redirect_edge_var_map_dup): New.
25317 (redirect_edge_var_map_vector): New.
25318 (redirect_edge_var_map_destroy): New.
25319 (ssa_redirect_edge): Replace PENDING_STMT use with
25320 redirect_edge_var_map_*.
25321 (flush_pending_stmts): Same.
25322 (delete_tree_ssa): Destroy edge var map.
25323 * tree-flow.h (struct _edge_var_map): New.
25324 Define edge_var_map vector type.
25325 Declare redirect_edge_var_map_* prototypes.
25326 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25327 * tree-cfg.c (reinstall_phi_args): Replace
25328 PENDING_STMT use with redirect_edge_var_map_*.
25330 2008-03-05 Richard Guenther <rguenther@suse.de>
25332 PR tree-optimization/35472
25333 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25334 whose single use_stmt has a overlapping set of loaded and
25335 stored symbols as that use_stmt might be a noop assignment then.
25337 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25339 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25341 2008-03-05 Richard Guenther <rguenther@suse.de>
25344 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25345 should be constants.
25346 * tree-cfg.c (verify_expr): Verify it.
25347 * fold-const.c (fold_truthop): Remove code generating
25348 BIT_FIELD_REFs of structure bases.
25349 (fold_binary): Likewise.
25350 (fold_ternary): Position and size of BIT_FIELD_REFs are
25351 always host integers.
25352 (make_bit_field_ref): Remove.
25353 (optimize_bit_field_compare): Remove.
25354 (all_ones_mask_p): Remove.
25356 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25359 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25360 (split_block_and_df_analyze): New. Split basic block and rebuild
25362 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25364 (split_pattern_seq): Likewise.
25365 (erase_matching_seqs): Likewise.
25366 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25368 2008-03-04 Geoff Keating <geoffk@apple.com>
25370 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25371 declaration and code.
25372 (tree_invalid_nonnegative_warnv_p): Likewise.
25374 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25376 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25377 examples. Truncate option-names then causing overfull hbox.
25379 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25382 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25384 * configure: Rebuilt.
25386 2008-03-04 Rafael Espíndola <espindola@google.com>
25388 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25389 (tree_unary_nonnegative_warnv_p): New.
25390 (tree_binary_nonnegative_warnv_p): New.
25391 (tree_single_nonnegative_warnv_p): New.
25392 (tree_invalid_nonnegative_warnv_p): New.
25393 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25395 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25398 * opts.c (handle_option): Postpone 'unknown option' errors only for
25401 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25404 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25407 2008-03-04 Rafael Espíndola <espindola@google.com>
25409 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25410 (tree_binary_nonzero_warnv_p): New.
25411 (tree_single_nonzero_warnv_p): New.
25412 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25414 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25416 PR middle-end/35456
25417 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25418 transformations for modes that have signed zeros.
25419 * ifcvt.c (noce_try_abs): Ditto.
25421 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25423 * config/i386/i386.c (override_options): Force
25424 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25426 2008-03-04 Jan Hubicka <jh@suse.cz>
25429 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25432 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25434 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25435 label to probe the stack.
25437 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25439 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25440 (__gthr_win32_mutex_destroy): Declare.
25441 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25442 __gthr_win32_mutex_destroy.
25443 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25445 2008-03-03 Jan Hubicka <jh@suse.cz>
25448 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25449 aggressive on inlining cold calls.
25451 2008-03-03 Richard Guenther <rguenther@suse.de>
25453 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25454 struct copies into the expression table.
25455 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25456 (try_to_simplify): Likewise.
25457 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25458 integral and pointer arguments which do not change the
25459 precision to NOP_EXPRs.
25460 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25461 VIEW_CONVERT_EXPR case.
25463 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25465 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25466 defined in a loop at depth 0 is invariant.
25467 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25468 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25469 be called at loop depth 0.
25471 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25474 * gcc.c (process_command): Update copyright notice dates.
25475 * gcov.c (print_version): Likewise.
25476 * gcov-dump.c (print_version): Likewise.
25477 * mips-tfile.c (main): Likewise.
25478 * mips-tdump.c (main): Likewise.
25480 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25483 * c-common.c (flag_permissive): Delete.
25484 (constant_expression_warnings): Check flags first.
25485 (constant_expression_error): New.
25486 * c-common.h (flag_permissive): Delete.
25487 (constant_expression_error): Declare.
25488 * flags.h (flag_permissive): Declare. Update description.
25489 * diagnostic.c (pedwarn): Update.
25491 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25492 (permissive_error_kind): New.
25493 * toplev.c (flag_permissive): Define. Update description.
25494 * toplev.h (permissive_error_kind): Declare.
25495 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25496 (pedwarn_c90): Use pedantic_warning_kind.
25497 * c-opts.c (c_common_post_options): flag_permissive does not affect
25498 flag_pedantic_errors.
25500 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25502 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25503 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25504 __absvsi2, __absvDI2): Use unsigned arithmetic.
25506 2008-03-02 Andi Kleen <ak@suse.de>
25507 Richard Guenther <rguenther@suse.de>
25509 * struct-equiv.c: Remove file.
25510 * cfg_cleanup.c (condjump_equiv_p): Remove.
25511 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25512 (struct-equiv.o): Remove rule.
25513 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25514 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25515 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25519 * ifcvt.c (noce_process_if_block): Try to handle only the then
25520 block if the else block exists but isn't suitable.
25522 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25525 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25526 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25527 regression from previous patch.
25529 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25532 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25534 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25535 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25536 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25537 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25538 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25539 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25540 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25541 (__gthread_mutex_destroy_function): Rename to
25542 __gthread_mutex_destroy.
25543 * gthr-dce.h (__gthread_mutex_destroy): Call
25544 pthread_mutex_destroy.
25545 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25546 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25547 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25549 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25551 * df-scan.c (df_ref_chain_change_bb): Simplify.
25552 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25553 set_block_for_insn if there's any change.
25554 * df.h ((df_insn_change_bb): Fix prototype.
25555 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25556 df_insn_change_bb, don't call set_block_for_insn.
25557 * emit-rtl.c (reorder_insns): Likewise.
25558 * haifa-sched.c (move_insn): Likewise.
25560 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25562 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25564 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25566 * tree-flow-inline.h (next_readonly_imm_use): Return
25567 NULL_USE_OPERAND_P after the end.
25569 2008-03-01 Richard Guenther <rguenther@suse.de>
25571 PR tree-optimization/35411
25572 * tree-sra.c (sra_build_assignment): Split conversion to
25573 final type to a separate statement if we are not assigning
25576 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25578 * fold-const.c (fold_convertible_p): Correct the logic to follow
25579 that in fold_convert().
25581 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25584 * tree-inline.c (build_duplicate_type): When we make a
25585 duplicate type, make it unique in the canonical types system.
25587 2008-02-29 Tom Tromey <tromey@redhat.com>
25589 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25590 input_file_stack_history, input_file_stack_restored): Remove.
25591 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25592 * input.h (struct file_stack): Remove.
25593 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25594 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25596 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25598 (diagnostic_last_module_changed): Add 'map' argument.
25599 (diagnostic_set_last_function): Likewise.
25600 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25601 line map, not input_file_stack.
25602 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25604 2008-02-29 Paul Brook <paul@codesourcery.com>
25606 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25608 2008-02-29 Paul Brook <paul@codesourcery.com>
25610 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25612 2008-02-29 Richard Guenther <rguenther@suse.de>
25614 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25616 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25617 value for comparing for a store match.
25618 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25619 (try_to_simplify): Do not do a full-blown reference lookup.
25621 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25623 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25624 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25626 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25628 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25630 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25631 strides against cache sizes.
25633 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25635 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25638 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25640 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25641 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25642 is smaller than the original promoted value.
25643 (simplify_subreg): If OP is a SUBREG, try to preserve its
25644 SUBREG_PROMOTED_VAR_P information.
25646 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25648 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25649 (VN_INFO_GET): Allocate new objects on the obstack.
25650 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25651 for rpo_numbers_temp, for consistency.
25652 (free_scc_vn): Free the obstack.
25654 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25656 * doc/invoke.texi: Document -ftree-loop-distribution.
25657 * tree-loop-distribution.c: New.
25658 * tree-pass.h (pass_loop_distribution): New.
25659 * graphds.h (struct graph): Add htab_t indices.
25660 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25661 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25662 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25663 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25664 * tree-data-ref.c (debug_data_dependence_relations): New.
25665 (dump_data_dependence_relation): Also print data references.
25666 (free_data_ref): Extern.
25667 (same_access_functions): Moved...
25668 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25669 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25670 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25671 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25672 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25673 (stmts_from_loop): Skip LABEL_EXPR.
25674 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25676 (build_rdg): Initialize rdg->indices htab.
25677 (free_rdg, stores_from_loop, ref_base_address,
25678 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25679 have_similar_memory_accesses_1, ref_base_address_1,
25680 remove_similar_memory_refs): New.
25681 * tree-data-ref.h: Depend on tree-chrec.h.
25682 (debug_data_dependence_relations, free_data_ref): Declared.
25683 (same_access_functions): ... here.
25684 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25686 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25687 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25688 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25689 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25690 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25691 rdg_vertex_for_stmt): Declared.
25692 (struct rdg_edge): Add level.
25694 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25695 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25697 (rdg_has_similar_memory_accesses): New.
25698 * tree-vect-analyze.c: Remove unused static decls.
25699 * lambda.h (dependence_level): New.
25700 * common.opt (ftree-loop-distribution): New.
25701 * tree-flow.h (mark_virtual_ops_in_bb,
25702 slpeel_tree_duplicate_loop_to_edge_cfg,
25703 rename_variables_in_loop): Declared.
25704 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25705 (OBJS-common): Add tree-loop-distribution.o.
25706 (tree-loop-distribution.o): New rule.
25707 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25708 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25709 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25711 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25714 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25715 other than structures and unions.
25717 2008-02-28 Richard Guenther <rguenther@suse.de>
25720 2008-02-26 Richard Guenther <rguenther@suse.de>
25722 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25723 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25724 (lookup_decl_from_uid): Declare.
25725 (remove_decl_from_map): Likewise.
25726 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25727 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25728 (decl_for_uid_map): New global hashtable mapping DECL_UID
25730 (init_ttree): Allocate it.
25731 (insert_decl_to_uid_decl_map): New helper function.
25732 (make_node_stat): Insert new decls into the map.
25733 (copy_node_stat): Likewise.
25734 (lookup_decl_from_uid): New function.
25735 (remove_decl_from_map): Likewise.
25736 (print_decl_for_uid_map_statistics): New helper.
25737 (dump_tree_statistics): Call it.
25739 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25740 (referenced_var_iterator): Adjust.
25741 (FOR_EACH_REFERENCED_VAR): Adjust.
25742 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25743 (num_referenced_vars): Adjust.
25744 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25745 (first_referenced_var): Remove.
25746 (end_referenced_vars_p): Likewise.
25747 (next_referenced_var): Likewise.
25748 (referenced_var_iterator_set): New helper function.
25749 * tree-dfa.c (referenced_var_lookup): Adjust.
25750 (referenced_var_check_and_insert): Likewise.
25751 (remove_referenced_var): Likewise.
25752 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25753 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25754 (verify_call_clobbering): Likewise.
25755 (verify_memory_partitions): Likewise.
25756 (init_tree_ssa): Allocate bitmap instead of hashtable for
25758 (delete_tree_ssa): Adjust.
25759 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25761 (compute_tag_properties): Likewise.
25762 (set_initial_properties): Likewise.
25763 (find_partition_for): Likewise.
25764 (update_reference_counts): Likewise.
25765 (dump_may_aliases_for): Likewise.
25766 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25767 (add_call_clobber_ops): Likewise.
25768 (add_call_read_ops): Likewise.
25769 (get_asm_expr_operands): Likewise.
25770 * tree-into-ssa.c (dump_decl_set): Likewise.
25771 (update_ssa): Likewise.
25772 * tree-sra.c (scan_function): Likewise.
25773 (decide_instantiations): Likewise.
25774 (scalarize_parms): Likewise.
25775 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25776 (dsa_named_for): Likewise.
25777 * tree-ssa-structalias.c (update_alias_info): Likewise.
25778 (merge_smts_into): Likewise.
25780 2008-02-27 David Daney <ddaney@avtrex.com>
25783 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25784 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25785 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25786 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25787 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25789 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25792 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25793 (BUILT_IN_NEXTTOWARD): Remove.
25794 (BUILT_IN_NEXTTOWARDF): Ditto.
25795 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25796 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25798 2008-02-27 Tom Tromey <tromey@redhat.com>
25800 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25801 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25803 2008-02-27 Jan Beulich <jbeulich@novell.com>
25805 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25806 update the respective field on newdecl.
25808 2008-02-27 Revital Eres <eres@il.ibm.com>
25810 PR rtl-optimization/34999
25811 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25812 crossing edges that ends with a call insn.
25813 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25814 call insn and clear the EDGE_CROSSING flag of the crossing edge
25815 when fixing fallthru edges.
25817 2008-02-27 Richard Guenther <rguenther@suse.de>
25819 PR middle-end/35390
25820 * fold-const.c (fold_unary): Return the correct argument,
25821 converted to the result type.
25823 2008-02-27 Richard Guenther <rguenther@suse.de>
25825 PR middle-end/34971
25826 * expr.c (expand_expr_real_1): Assert on rotates that operate
25828 * fold-const.c (fold_binary): Use the types precision, not the
25829 bitsize of the mode if folding rotate expressions. Build rotates
25830 only for full modes.
25832 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25834 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25835 and CPP_PRAGMA_EOL.
25836 * c-pragma.c (pragma_ns_name): New typedef.
25837 (registered_pp_pragmas): New variable.
25838 (c_pp_lookup_pragma): New function.
25839 (c_register_pragma_1): If flag_preprocess_only, do nothing
25840 for non-expanded pragmas, for expanded ones push pragma's
25841 namespace and name into registered_pp_pragmas vector.
25842 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25843 flag_preprocess_only, don't register GCC pch_preprocess
25844 pragma if flag_preprocess_only.
25845 * c-opts.c (c_common_init): Call init_pragma even if
25846 flag_preprocess_only.
25847 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25848 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25849 cpp_register_pragma if flag_preprocess_only.
25851 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25854 * c-parser.c (c_parser_translation_unit): Warn for empty
25855 translation unit, not empty source file.
25857 2008-02-26 Paul Brook <paul@codesourcery.com>
25859 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25860 operand for Thumb-2.
25861 * config/arm/arm.h (reg_class): Add CORE_REGS.
25862 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25863 (BASE_REG_CLASS): Use CORE_REGS.
25864 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25865 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25866 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25867 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25868 ARM_REGNO_OK_FOR_INDEX_P.
25869 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25870 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25871 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25872 (ldm/stm peepholes): Ditto.
25873 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25874 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25875 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25876 * config/arm/constraints.md: Enable "k" constraint on ARM.
25878 2008-02-27 Ben Elliston <bje@au.ibm.com>
25880 * config/rs6000/rs6000.c: Annotate cache line size field in all
25881 instances of struct processor_costs.
25883 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25885 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25886 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25887 jump_bypass): New counters.
25888 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25889 * dce.c (gate_ud_dce): Same.
25890 (gate_fast_dce): Same.
25891 * dse.c (gate_dse1): New function.
25892 (gate_dse2): New function.
25893 (gate_dse): Merge results of new gate functions.
25894 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25895 (gate_handle_jump_bypass): Add dbg_cnt.
25896 (gate_handle_gcse): Add dbg_cnt.
25897 * ifcvt.c (gate_handle_if_conversion): Same.
25898 (gate_handle_if_after_combine): Same.
25899 (gate_handle_if_after_reload): Same.
25900 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25902 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25904 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25906 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25908 2008-02-26 Jason Merrill <jason@redhat.com>
25911 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25912 alone if it's the naming decl for the type's main variant.
25914 2008-02-26 Tom Tromey <tromey@redhat.com>
25916 * system.h (USE_MAPPED_LOCATION): Poison.
25917 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25918 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25919 (make_goto_expr_edges): Likewise.
25920 (remove_bb): Likewise.
25921 (execute_warn_function_return): Likewise.
25922 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25924 * c-common.c (fname_decl): Remove old location code.
25925 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25927 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25929 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25930 (gen_rtx_ASM_INPUT): Likewise.
25931 (gen_rtx_ASM_INPUT_loc): Likewise.
25932 (get_rtx_asm_OPERANDS): Remove.
25933 * cfglayout.c (insn_locators_alloc): Remove old location code.
25934 (set_curr_insn_source_location): Likewise.
25935 (curr_insn_locator): Likewise.
25936 * print-tree.c (print_node): Remove old location code.
25937 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25938 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25939 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25940 location_from_locus.
25941 (construct_exit_block): Remove old location code.
25942 * emit-rtl.c (force_next_line_note): Remove old location code.
25943 * profile.c (branch_prob): Remove old location code.
25944 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25945 LOC_LINE): Remove old-location variants.
25946 * langhooks.c (lhd_print_error_function): Remove old location
25948 * configure, config.in: Rebuilt.
25949 * configure.ac (--enable-mapped-location): Remove.
25950 * c-decl.c (c_init_decl_processing): Remove old location code.
25951 (finish_function): Likewise.
25952 * recog.c (decode_asm_operands): Remove old location code.
25953 * c-pch.c (c_common_read_pch): Remove old location code.
25954 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25956 * gimple-low.c (lower_function_body): Remove old location code.
25957 * toplev.c (unknown_location): Remove.
25958 (push_srcloc): Remove old-location variant.
25959 (process_options): Remove old location code.
25960 (lang_dependent_init): Likewise.
25961 * input.h (UNKNOWN_LOCATION): Move definition.
25962 (location_t): Undeprecate.
25963 (source_locus): Remove.
25964 (location_from_locus): Remove.
25965 (struct location_s): Remove.
25966 Remove all old-location code.
25967 (input_line, input_filename): Remove.
25968 * final.c (final_scan_insn): Remove old location code.
25969 * diagnostic.c (diagnostic_build_prefix): Remove
25970 USE_MAPPED_LOCATION test.
25971 * tree.h (gimple_stmt) <locus>: Now a location_t.
25972 (tree_exp) <locus>: Likewise.
25973 (DECL_IS_BUILTIN): Remove old-location variant.
25974 (annotate_with_file_line, annotate_with_locus): Likewise.
25975 (expr_locus, set_expr_locus): Update.
25976 * tree.c (build1_stat): Remove old location code.
25977 (last_annotated_node): Remove.
25978 (annotate_with_file_line): Remove old-location variant.
25979 (annotate_with_locus): Likewise.
25980 (expr_location): Remove old location code.
25981 (set_expr_location): Likewise.
25982 (expr_has_location): Likewise.
25983 (expr_locus): Likewise.
25984 (set_expr_locus): Likewise.
25985 (expr_filename): Don't use location_from_locus.
25986 (expr_lineno): Likewise.
25987 * rtl-error.c (location_for_asm): Remove old location code.
25988 * c-lex.c (cb_line_change): Remove old location code.
25989 (fe_file_change): Likewise.
25990 (cb_def_pragma): Likewise.
25991 (c_lex_with_flags): Likewise.
25992 * gengtype.c (do_typedef): Don't special-case location types.
25993 (define_location_structures): Remove.
25994 (main): Don't call define_location_structures.
25995 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25998 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26001 * builtins.def (BUILT_IN_STDARG_START): Remove.
26002 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26003 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26004 * tree-inline.c (inline_forbidden_p_1): Likewise.
26006 2008-02-26 Richard Guenther <rguenther@suse.de>
26008 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26009 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26010 (lookup_decl_from_uid): Declare.
26011 (remove_decl_from_map): Likewise.
26012 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26013 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26014 (decl_for_uid_map): New global hashtable mapping DECL_UID
26016 (init_ttree): Allocate it.
26017 (insert_decl_to_uid_decl_map): New helper function.
26018 (make_node_stat): Insert new decls into the map.
26019 (copy_node_stat): Likewise.
26020 (lookup_decl_from_uid): New function.
26021 (remove_decl_from_map): Likewise.
26022 (print_decl_for_uid_map_statistics): New helper.
26023 (dump_tree_statistics): Call it.
26025 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26026 (referenced_var_iterator): Adjust.
26027 (FOR_EACH_REFERENCED_VAR): Adjust.
26028 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26029 (num_referenced_vars): Adjust.
26030 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26031 (first_referenced_var): Remove.
26032 (end_referenced_vars_p): Likewise.
26033 (next_referenced_var): Likewise.
26034 (referenced_var_iterator_set): New helper function.
26035 * tree-dfa.c (referenced_var_lookup): Adjust.
26036 (referenced_var_check_and_insert): Likewise.
26037 (remove_referenced_var): Likewise.
26038 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26039 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26040 (verify_call_clobbering): Likewise.
26041 (verify_memory_partitions): Likewise.
26042 (init_tree_ssa): Allocate bitmap instead of hashtable for
26044 (delete_tree_ssa): Adjust.
26045 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26046 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26047 (compute_tag_properties): Likewise.
26048 (set_initial_properties): Likewise.
26049 (find_partition_for): Likewise.
26050 (update_reference_counts): Likewise.
26051 (dump_may_aliases_for): Likewise.
26052 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26053 (add_call_clobber_ops): Likewise.
26054 (add_call_read_ops): Likewise.
26055 (get_asm_expr_operands): Likewise.
26056 * tree-into-ssa.c (dump_decl_set): Likewise.
26057 (update_ssa): Likewise.
26058 * tree-sra.c (scan_function): Likewise.
26059 (decide_instantiations): Likewise.
26060 (scalarize_parms): Likewise.
26061 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26062 (dsa_named_for): Likewise.
26063 * tree-ssa-structalias.c (update_alias_info): Likewise.
26064 (merge_smts_into): Likewise.
26066 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26069 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26070 * c-opts.c (c_common_handle_option): Wall enables
26071 Wvolatile-register-var.
26072 * common.opt: Move Wvolatile-register-var to...
26075 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26077 * common.opt (Wlarger-than=): New.
26078 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26080 * opts.c (common_handle_option): Handle -Wlarger-than=.
26081 * optc-gen.awk: Likewise.
26082 * opth-gen.awk: Likewise.
26083 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26084 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26086 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26088 * c-common.c (match_case_to_enum_1): Add appropriate
26089 OPT_W* parameter to warning.
26090 (c_do_switch_warnings): Likewise.
26091 * c-typeck.c (warning_init): Add one more parameter following
26092 'warning' function.
26093 (push_init_level): Update call to warning_init.
26094 (pop_init_level): Likewise.
26095 (add_pending_init): Likewise.
26096 (output_init_element: Likewise.
26098 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26101 * toplev.c (toplev_main): If there are warnings or error, print
26102 errors for ignored options.
26103 * opts.c (ignored_options): New static variable.
26104 (postpone_unknown_option_error): New.
26105 (print_ignored_options): New.
26106 (handle_option): Postpone errors for unknown -Wno-* options.
26107 * opts.h (print_ignored_options): Declare.
26109 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26111 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26114 2008-02-25 Richard Guenther <rguenther@suse.de>
26117 2008-02-25 Richard Guenther <rguenther@suse.de>
26119 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26120 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26121 (lookup_decl_from_uid): Declare.
26122 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26123 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26124 (decl_for_uid_map): New global hashtable mapping DECL_UID
26126 (init_ttree): Allocate it.
26127 (insert_decl_to_uid_decl_map): New helper function.
26128 (make_node_stat): Insert new decls into the map.
26129 (copy_node_stat): Likewise.
26130 (lookup_decl_from_uid): New function.
26131 (print_decl_for_uid_map_statistics): New helper.
26132 (dump_tree_statistics): Call it.
26134 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26135 (referenced_var_iterator): Adjust.
26136 (FOR_EACH_REFERENCED_VAR): Adjust.
26137 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26138 (num_referenced_vars): Adjust.
26139 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26140 (first_referenced_var): Remove.
26141 (end_referenced_vars_p): Likewise.
26142 (next_referenced_var): Likewise.
26143 (referenced_var_iterator_set): New helper function.
26144 * tree-dfa.c (referenced_var_lookup): Adjust.
26145 (referenced_var_check_and_insert): Likewise.
26146 (remove_referenced_var): Likewise.
26147 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26148 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26149 (verify_call_clobbering): Likewise.
26150 (verify_memory_partitions): Likewise.
26151 (init_tree_ssa): Allocate bitmap instead of hashtable for
26153 (delete_tree_ssa): Adjust.
26154 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26155 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26156 (compute_tag_properties): Likewise.
26157 (set_initial_properties): Likewise.
26158 (find_partition_for): Likewise.
26159 (update_reference_counts): Likewise.
26160 (dump_may_aliases_for): Likewise.
26161 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26162 (add_call_clobber_ops): Likewise.
26163 (add_call_read_ops): Likewise.
26164 (get_asm_expr_operands): Likewise.
26165 * tree-into-ssa.c (dump_decl_set): Likewise.
26166 (update_ssa): Likewise.
26167 * tree-sra.c (scan_function): Likewise.
26168 (decide_instantiations): Likewise.
26169 (scalarize_parms): Likewise.
26170 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26171 (dsa_named_for): Likewise.
26172 * tree-ssa-structalias.c (update_alias_info): Likewise.
26173 (merge_smts_into): Likewise.
26175 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26178 * doc/invoke.texi (-fcx-limited-range): Document new option.
26179 * toplev.c (process_options): Handle -fcx-fortran-rules.
26180 * common.opt: Add documentation for -fcx-fortran-rules.
26182 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26185 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26186 actual behaviour and C99.
26188 2008-02-26 Ben Elliston <bje@au.ibm.com>
26190 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26191 (ASM_CPU_POWER6_SPEC): Likewise.
26192 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26193 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26194 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26196 2008-02-25 Richard Guenther <rguenther@suse.de>
26198 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26199 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26200 (lookup_decl_from_uid): Declare.
26201 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26202 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26203 (decl_for_uid_map): New global hashtable mapping DECL_UID
26205 (init_ttree): Allocate it.
26206 (insert_decl_to_uid_decl_map): New helper function.
26207 (make_node_stat): Insert new decls into the map.
26208 (copy_node_stat): Likewise.
26209 (lookup_decl_from_uid): New function.
26210 (print_decl_for_uid_map_statistics): New helper.
26211 (dump_tree_statistics): Call it.
26213 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26214 (referenced_var_iterator): Adjust.
26215 (FOR_EACH_REFERENCED_VAR): Adjust.
26216 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26217 (num_referenced_vars): Adjust.
26218 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26219 (first_referenced_var): Remove.
26220 (end_referenced_vars_p): Likewise.
26221 (next_referenced_var): Likewise.
26222 (referenced_var_iterator_set): New helper function.
26223 * tree-dfa.c (referenced_var_lookup): Adjust.
26224 (referenced_var_check_and_insert): Likewise.
26225 (remove_referenced_var): Likewise.
26226 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26227 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26228 (verify_call_clobbering): Likewise.
26229 (verify_memory_partitions): Likewise.
26230 (init_tree_ssa): Allocate bitmap instead of hashtable for
26232 (delete_tree_ssa): Adjust.
26233 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26234 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26235 (compute_tag_properties): Likewise.
26236 (set_initial_properties): Likewise.
26237 (find_partition_for): Likewise.
26238 (update_reference_counts): Likewise.
26239 (dump_may_aliases_for): Likewise.
26240 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26241 (add_call_clobber_ops): Likewise.
26242 (add_call_read_ops): Likewise.
26243 (get_asm_expr_operands): Likewise.
26244 * tree-into-ssa.c (dump_decl_set): Likewise.
26245 (update_ssa): Likewise.
26246 * tree-sra.c (scan_function): Likewise.
26247 (decide_instantiations): Likewise.
26248 (scalarize_parms): Likewise.
26249 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26250 (dsa_named_for): Likewise.
26251 * tree-ssa-structalias.c (update_alias_info): Likewise.
26252 (merge_smts_into): Likewise.
26254 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26257 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26258 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26259 * alias.h (nonoverlapping_memrefs_p): Likewise.
26261 2008-02-25 Jan Beulich <jbeulich@novell.com>
26263 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26264 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26265 __emultls_get_address, __emultls_register_common,
26266 __floatundi?f, and _Unwind_GetIPInfo.
26267 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26268 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26269 (gen_regparm_prefix): Likewise.
26270 (i386_nlm_encode_section_info): Sync with
26271 config/i386/winnt.c:i386_pe_encode_section_info().
26272 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26273 i386_nlm_mangle_decl_assembler_name): New.
26274 (netware_override_options): New.
26275 * config/i386/netware.h (netware_override_options): Declare.
26276 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26277 (i386_nlm_mangle_decl_assembler_name): Declare.
26278 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26280 2008-02-25 Ben Elliston <bje@au.ibm.com>
26283 * c-decl.c (grokdeclarator): Remove unused local variables
26284 `typedef_type' and `type_as_written'.
26286 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26287 unused local variable `has_hot_blocks'.
26288 (fix_crossing_conditional_branches): Remove unused local variable
26291 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26293 PR middle-end/19984
26294 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26295 using DEF_C99_BUILTIN.
26296 (BUILT_IN_NANF): Ditto.
26297 (BUILT_IN_NANL): Ditto.
26299 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26300 Revital Eres <eres@il.ibm.com>
26302 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26303 regarding the order of two dependent insns in the same row.
26305 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26307 * stor-layout.c (layout_decl): Do not bump the alignment of a
26308 bit-field to more than byte alignment if it is packed.
26310 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26312 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26315 2008-02-24 Diego Novillo <dnovillo@google.com>
26317 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26320 * tree-vrp.c (vrp_evaluate_conditional): With
26321 -Wtype-limits, emit a warning when comparing against a
26322 constant outside the natural range of OP0's type.
26323 * c.opt (Wtype-limits): Move ...
26324 * common.opt (Wtype-limits): ... here.
26326 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26328 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26329 * config/rs6000/e300c2c3.md: New file.
26330 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26332 (rs6000_override_options): Add e300c2 and e300c3 cases to
26333 processor_target_table. Do not allow usage of Altivec or Spe
26334 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26335 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26336 * config/rs6000/rs6000.h (processor_type): Add
26337 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26338 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26339 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26340 and ppce300c3. Include e300c2c3.md.
26342 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26344 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26345 instead of TARGET_STRICT_ALIGN.
26347 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26349 * explow.c (memory_address): Assert that the generated address is
26352 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26355 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26356 * config/darwin-ppc-ldouble-patch.def: New file.
26357 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26358 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26359 SUBTARGET_INIT_BUILTINS if defined.
26360 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26363 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26366 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26367 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26369 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26372 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26373 file" warning condtional on -Winvalid-PCH.
26375 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26377 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26379 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26383 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26384 prevent reload from using MMX registers.
26385 (*mov<mode>_internal): Ditto.
26386 (*movv2sf_internal_rex64): Ditto.
26387 (*movv2sf_internal): Ditto.
26389 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26391 PR documentation/31569
26392 * doc/install.texi2html: Use makeinfo --no-number-sections.
26394 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26397 ensure that we can address an entire entity > 8 bytes. Don't
26398 generate reg+reg addressing for such data.
26400 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26402 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26403 strings when optimizing for size, unless the target cares about
26406 2008-02-22 Tom Tromey <tromey@redhat.com>
26408 * regclass.c (current_pass): Remove declaration.
26410 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26412 * config/avr/libgcc.S (__RAMPZ__): Define.
26413 (__do_copy_data): Add for devices with 128KB code memory.
26415 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26417 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26419 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26421 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26423 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26426 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26429 * c-typeck.c (build_binary_op): Warn about floating point
26430 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26432 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26435 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26436 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26438 (rs6000_override_options): Set altivec_abi as default, not override,
26439 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26440 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26441 is used; use new member spe_abi.
26442 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26443 spe_abi and altivec_abi.
26445 2008-02-22 Tomas Bily <tbily@suse.cz>
26447 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26449 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26452 * config.build (build_file_translate): Set to `CMD //c' only if
26454 * Makefile.in (build_file_translate): Improve comment.
26456 2008-02-21 Jan Hubicka <jh@suse.cz>
26458 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26459 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26460 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26462 2008-02-21 Michael Matz <matz@suse.de>
26465 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26467 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26469 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26470 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26471 as insn constraint.
26472 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26473 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26474 SSE_VEC_FLOAT_MODE_P as insn constraint.
26475 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26476 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26477 sse4a_movntdf using MODEF mode iterator.
26478 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26479 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26480 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26481 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26482 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26483 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26484 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26486 2008-02-21 Richard Guenther <rguenther@suse.de>
26488 * tree.def (PAREN_EXPR): New tree code.
26489 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26491 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26492 * expr.c (expand_expr_real_1): Likewise.
26493 * tree-inline.c (estimate_num_insns_1): Likewise.
26494 * tree-complex.c (expand_complex_move): Likewise.
26495 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26498 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26501 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26503 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26506 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26508 * config/sh/sh.c (find_barrier): Don't go past
26509 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26511 2008-02-20 DJ Delorie <dj@redhat.com>
26513 * config/h8300/h8300.md (insv): Force source operand to be a register.
26515 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26516 as a jump, not as a plain insn.
26518 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26520 * doc/invoke.texi (Warning Options): Add new option
26521 -Wframe-larger-than=.
26522 (-Wframe-larger-than): Document.
26524 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26525 Add declarations for new option variables.
26527 * final.c (final_start_function): Check the frame size
26528 before emission and issue a Wframe-larger-than warning.
26530 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26531 Add definitions for new option variables.
26532 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26534 * common.opt (Wframe-larger-than=): New option.
26536 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26538 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26539 (<sse>_div<mode>3): Ditto.
26540 (<sse>_vmdiv<mode>3): Ditto.
26541 (<sse>_vmsqrt<mode>2): Ditto.
26542 (*smax<mode>3): Ditto.
26543 (sse5_frcz<mode>2): Ditto.
26544 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26545 as insn constraint.
26547 2008-02-20 Richard Guenther <rguenther@suse.de>
26549 PR middle-end/35265
26550 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26551 be happy with INTEGRAL_TYPE_P.
26553 2008-02-20 Richard Guenther <rguenther@suse.de>
26555 * fold-const.c (split_tree): Associate floatig-point expressions
26556 if flag_associative_math is set.
26558 2008-02-20 Richard Guenther <rguenther@suse.de>
26560 * tree.h (fold_real_zero_addition_p): Declare.
26561 * fold-const.c (fold_real_zero_addition_p): Export.
26562 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26563 floating-point operations with zero and one.
26565 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26567 * doc/install.texi: Correct references to CFLAGS, replacing them
26568 with BOOT_CFLAGS. Document flags used during bootstrap for
26571 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26573 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26574 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26575 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26577 (smin<mode>3): Ditto from similar patterns.
26578 (smax<mode>3): Ditto.
26579 (*ieee_smin<mode>3): Ditto.
26580 (*ieee_smax<mode>3): Ditto.
26581 * config/i386/sse.md (sse): New mode attribute.
26582 (mov<mode>): Macroize expander from movv4sf and movv2df using
26583 SSEMODEF2P mode iterator.
26584 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26585 SSE_VEC_FLOAT_MODE_P as insn constraint.
26586 (storent<mode>): Ditto.
26587 (storent<mode>): Macroize expander from storentsf and storentdf using
26588 MODEF mode iterator.
26589 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26590 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26591 (abs<mode>2): Ditto from similar patterns.
26592 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26593 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26594 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26595 (<sse>_vmsqrt<mode>2): Ditto.
26596 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26597 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26598 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26599 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26600 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26601 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26602 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26604 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26605 iterator and SSE_FLOAT_MODE_P as insn constraint.
26606 (<sse>_ucomi): Ditto from similar patterns.
26607 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26608 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26609 SSE_VEC_FLOAT_MODE_P as insn constraint.
26610 (vcond<mode>): Ditto from similar patterns.
26611 (and<mode>3, *and<mode>3): Ditto.
26612 (<sse>_nand<mode>3): Ditto.
26613 (ior<mode>3, *ior<mode>3): Ditto.
26614 (xor<mode>3, *xor<mode>3): Ditto.
26615 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26616 iterator and SSE_FLOAT_MODE_P as insn constraint.
26617 (*nand<mode>3): Ditto from similar patterns.
26618 (*ior<mode>3): Ditto.
26619 (*xor<mode>3): Ditto.
26621 2008-02-20 Ira Rosen <irar@il.ibm.com>
26623 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26624 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26625 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26627 2008-02-19 Jan Hubicka <jh@suse.cz>
26629 * predict.c (tree_bb_level_predictions): Remove variable next
26630 mistakely introduced by previous commit.
26632 2008-02-19 Jan Hubicka <jh@suse.cz>
26634 * predict.c (predict_paths_leading_to): Rewrite.
26635 (predict_paths_for_bb): New.
26636 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26638 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26641 * Makefile.in (build_file_translate): New.
26642 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26643 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26644 * configure.ac (build_file_translate): Substitute it.
26645 * configure: Regenerate.
26647 2008-02-19 Jan Hubicka <jh@suse.cz>
26649 PR rtl-optimization/34408
26650 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26653 2008-02-19 Jan Hubicka <jh@suse.cz>
26655 PR middle-end/28779
26656 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26659 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26662 * config/i386/i386-modes.def: Revert the last DI alignment
26663 change until Ada people can look into it.
26665 2008-02-19 Nick Clifton <nickc@redhat.com>
26667 * opts.c (print_specific_help): Fix typo in --help text.
26669 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26672 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26673 32-bit inline asm without asm alternatives for host GCC < 3.0.
26675 2008-02-19 Richard Guenther <rguenther@suse.de>
26677 PR tree-optimization/34989
26678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26679 Allow propagation to INDIRECT_REF if we can simplify only.
26681 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26683 * c-common.c (warn_for_collisions_1): Use appropriate option when
26686 2008-02-19 Nick Clifton <nickc@redhat.com>
26689 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26690 (handle_options): Fix indentation.
26691 (print_filtered_help): If no language-specific options were
26692 displayed tell the user how to list all the options supported by
26693 the language's front-end.
26694 (print_specific_help): Fix indentation and remove duplicate line.
26695 (common_handle_option): Handle the -v option.
26696 For --help enable the display of undocumented options if the -v
26697 switch has been included on the command line.
26698 For --help= check for overlaps in the arguments between the option
26699 classes and the language names and issue a warning when they
26700 cannot be disambiguated.
26701 * c.opt (v): Pass on to the common option handler.
26703 2008-02-19 Revital Eres <eres@il.ibm.com>
26705 * modulo-sched.c (sms_schedule): Change dump message when
26706 create_ddg function fails.
26707 (try_scheduling_node_in_cycle): Rename row to cycle.
26708 (print_partial_schedule): Rename CYCLE to ROW.
26710 2008-02-19 Christian Bruel <christian.bruel@st.com>
26711 Zdenek Dvorak <ook@ucw.cz>
26713 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26715 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26718 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26719 (*x86_movdicc_0_m1_se): Ditto.
26721 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26723 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26724 (CMPtype): Define as __gcc_CMPtype.
26725 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26726 (CMPtype): Define as __gcc_CMPtype.
26728 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26730 Support valgrind 3.3 for --enable-checking=valgrind.
26731 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26733 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26734 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26735 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26736 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26737 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26738 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26739 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26741 * ggc-zone.c: Similar.
26742 * ggc-page.c: Similar.
26744 2008-02-19 Paul Brook <paul@codesourcery.com>
26747 * config/arm/ieee754-df.S: Fix do_it typo.
26748 * config/arm/ieee754-sf.S: Fix do_it typo.
26750 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26753 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26754 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26755 (OPTION_MASK_ISA_SSE_SET): Likewise.
26756 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26757 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26758 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26759 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26760 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26761 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26762 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26763 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26764 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26765 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26766 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26767 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26768 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26769 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26770 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26771 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26772 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26773 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26774 (OPTION_MASK_ISA_SSE4): Removed.
26775 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26776 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26777 (override_options): Don't turn on implied SSE/MMX bits in
26780 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26782 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26785 2008-02-18 Joey Ye <joey.ye@intel.com>
26787 PR middle-end/34921
26788 * tree-nested.c (insert_field_into_struct): Set type alignment
26789 to field alignment if the former is less than the latter.
26791 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26793 * BASE-VER: Set to 4.4.0.
26795 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26797 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26798 * doc/cfg.texi: Likewise.
26799 * doc/extend.texi: Likewise.
26800 * doc/gty.texi: Likewise.
26801 * doc/invoke.texi: Likewise.
26802 * doc/loop.texi: Likewise.
26803 * doc/md.texi: Likewise.
26804 * doc/passes.texi: Likewise.
26805 * doc/rtl.texi: Likewise.
26806 * doc/sourcebuild.texi: Likewise.
26807 * doc/tm.texi: Likewise.
26808 * doc/tree-ssa.texi: Likewise.
26810 2008-02-17 Richard Guenther <rguenther@suse.de>
26812 PR middle-end/35227
26813 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26814 without default definition.
26816 2008-02-17 Richard Guenther <rguenther@suse.de>
26818 PR tree-optimization/35231
26819 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26822 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26825 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26826 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26827 libgcc_cmp_return mode.
26829 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26832 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26834 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26836 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26839 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26841 * doc/c-tree.texi: Use `@.' where appropriate.
26842 * doc/extend.texi: Likewise.
26843 * doc/install.texi: Likewise.
26844 * doc/invoke.texi: Likewise.
26845 * doc/loop.texi: Likewise.
26846 * doc/makefile.texi: Likewise.
26847 * doc/md.texi: Likewise.
26848 * doc/passes.texi: Likewise.
26849 * doc/standards.texi: Likewise.
26850 * doc/tm.texi: Likewise.
26852 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26854 PR middle-end/35196
26855 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26857 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26858 rather than in entry_bb.
26860 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26862 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26863 libgcc_cmp_return mode.
26865 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26867 PR middle-end/35130
26868 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26869 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26871 2008-02-15 Richard Guenther <rguenther@suse.de>
26872 Zdenek Dvorak <ook@ucw.cz>
26874 PR tree-optimization/35164
26875 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26876 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26877 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26878 Only propagate addresses which do not have abnormal SSA_NAMEs
26881 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26884 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26886 2008-02-15 Jan Hubicka <jh@suse.cz>
26888 PR middle-end/35149
26889 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26891 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26893 PR middle-end/34621
26894 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26895 when calculating alignment_pad.
26897 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26899 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26900 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26901 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26902 and STACK_BOUNDARY define.
26904 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26906 PR preprocessor/35061
26907 * c-pragma.c (handle_pragma_pop_macro): Check that
26908 pushed_macro_table has been allocated.
26910 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26912 PR middle-end/35136
26913 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26914 (force_gimple_operand): Likewise.
26915 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26916 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26917 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26918 (find_interesting_uses_address): Check addressability and alignment
26919 of the base expression only after substituting bases of IVs into it.
26921 2008-02-14 Michael Matz <matz@suse.de>
26924 * function.c (instantiate_virtual_regs_in_insn): Reload address
26925 before falling back to reloading the whole operand.
26927 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26929 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26930 before the first section switch note.
26932 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26934 * doc/bugreport.texi: Update copyright years.
26935 * doc/c-tree.texi: Likewise.
26936 * doc/cfg.texi: Likewise.
26937 * doc/cpp.texi: Likewise.
26938 * doc/cppinternals.texi: Likewise.
26939 * doc/fragments.texi: Likewise.
26940 * doc/frontends.texi: Likewise.
26941 * doc/gcc.texi: Likewise.
26942 * doc/gty.texi: Likewise.
26943 * doc/hostconfig.texi: Likewise.
26944 * doc/implement-c.texi: Likewise.
26945 * doc/libgcc.texi: Likewise.
26946 * doc/loop.texi: Likewise.
26947 * doc/makefile.texi: Likewise.
26948 * doc/options.texi: Likewise.
26949 * doc/passes.texi: Likewise.
26950 * doc/rtl.texi: Likewise.
26951 * doc/sourcebuild.texi: Likewise.
26952 * doc/standards.texi: Likewise.
26953 * doc/tree-ssa.texi: Likewise.
26954 * doc/trouble.texi: Likewise.
26956 * doc/extend.texi: Use @: or add comma where appropriate.
26957 * doc/invoke.texi: Likewise.
26958 * doc/tm.texi: Likewise.
26960 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26963 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26966 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26968 * doc/md.texi (clz, ctz): Add reference.
26969 * doc/rtl.texi (clz, ctz): Likewise.
26971 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26974 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26977 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26979 * config/s390/s390.c (struct constant_pool): New field
26980 emit_pool_after added.
26981 (s390_mainpool_start): Set the emit_pool_after flag according
26982 to the section switch notes.
26983 (s390_mainpool_finish): Consider emit_pool_after when emitting
26984 the literal pool at the end of the function.
26985 (s390_chunkify_start): Force literal pool splits at section
26988 2008-02-13 Michael Matz <matz@suse.de>
26991 * var-tracking.c (clobber_variable_part): Correctly traverse the
26994 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26997 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26998 Add -fdump-ipa-inline.
26999 * tree-dump.c (dump_files): Remove tree-inlined dump.
27000 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27002 2008-02-12 Richard Guenther <rguenther@suse.de>
27004 PR tree-optimization/35171
27005 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27008 2008-02-12 Richard Guenther <rguenther@suse.de>
27010 PR middle-end/35163
27011 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27012 value-preserving mode. Disallow final truncation.
27014 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27016 PR middle-end/35136
27017 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27018 code from here to...
27019 (force_gimple_operand): ...here.
27021 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27024 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27025 non-compatible pointers.
27026 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27027 different FIELD_DECLs, try harder by comparing field offsets, sizes
27030 PR inline-asm/35160
27031 * function.c (match_asm_constraints_1): Don't replace the same input
27034 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27036 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27037 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27038 (expand_epilogue): Restore RAMPZ register.
27039 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27041 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27043 * config/i386/cygwin.asm: (__alloca): Correct calling
27044 convention and alignment.
27045 (__chkstk): Force 8 byte stack alignment.
27047 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27048 Richard Guenther <rguenther@suse.de>
27050 PR tree-optimization/33992
27051 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27052 the zero we compare against.
27054 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27056 PR libfortran/35063
27057 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27058 to CloseHandle after unlocking to prevent accumulation of handle
27061 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27063 PR middle_end/34150
27064 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27065 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27066 and update LABEL_NUSES during and after reload.
27068 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27070 PR middle-end/34627
27071 * combine.c (simplify_if_then_else): Make sure the comparison is
27072 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27074 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27077 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27078 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27079 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27080 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27081 * tree.h (get_type_static_bounds): Likewise.
27083 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27085 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27086 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27087 Make -Wfoo language annotations match what the compiler outputs.
27089 2008-02-08 Sa Liu <saliu@de.ibm.com>
27091 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27092 intrinsics spu_convts, spu_convtu, spu_convtf.
27094 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27096 * doc/extend.texi (Function Attributes) <noinline>: Mention
27097 asm ("") as method to keep calls.
27099 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27102 * doc/options.texi (Options): Replace references to opts.sh with
27104 * opts-common.c: Likewise.
27105 * optc-gen.awk: Likewise.
27107 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27109 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27111 2008-02-07 Richard Henderson <rth@redhat.com>
27114 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27115 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27118 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27120 PR tree-optimization/35085
27121 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27122 for operand entry oe2 in addition to operand entry oe3 in order to
27123 expose more opportunities for vectorizer sum reduction.
27125 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27128 * Makefile.in (LIBS): Remove $(GMPLIBS).
27129 (cc1-dummy, cc1): Add $(GMPLIBS).
27131 2008-02-06 Jan Hubicka <jh@suse.cz>
27134 * i386.md (moddf_integer): Do not produce partial memory stalls for
27135 targets where it hurts.
27137 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27140 * optabs.c (expand_float): Do not check for decimal modes when
27141 expanding unsigned integer through signed conversion.
27143 2008-02-06 Nick Clifton <nickc@redhat.com>
27145 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27146 inside the clobber with a match_operand and duplicated operand
27147 number in the constraint.
27148 (ineqbranchsi): Delete redundant comment.
27150 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27152 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27153 builtin_define ("__USE_INIT_FINI__").
27154 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27156 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27158 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27160 PR documentation/30330
27161 * doc/invoke.texi (C++ Dialect Options)
27162 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27163 For each warning option -Wfoo that allows -Wno-foo, ensure both
27164 -Wfoo and -Wno-foo are listed in the option index. Fix index
27165 entry of -Wswitch-default, index -Wnormalized= including the
27166 `=', and -Wlarger-than-@var{len} including @var{len}.
27168 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27170 * config/i386/i386.md (floatunssisf2): Use
27171 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27172 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27173 Macroize expander using MODEF mode iterator.
27175 2008-02-05 Diego Novillo <dnovillo@google.com>
27177 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27180 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27182 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27185 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27187 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27190 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27191 to indicate if a message should be generated.
27192 (init_cumulative_args): Updated.
27193 (function_value_32): Likewise.
27195 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27197 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27199 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27202 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27203 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27205 2008-02-04 Diego Novillo <dnovillo@google.com>
27207 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27210 * tree-vrp.c (vrp_evaluate_conditional): With
27211 -Wtype-limits, emit a warning when comparing against a
27212 constant outside the natural range of OP0's type.
27214 2008-02-04 Richard Guenther <rguenther@suse.de>
27216 PR middle-end/33631
27217 * expr.c (count_type_elements): Give for unions instead of
27220 2008-02-04 Richard Guenther <rguenther@suse.de>
27222 PR middle-end/35043
27223 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27224 to TYPE_DOMAINs base type instead of using bitsizetype here.
27226 2008-02-03 Jason Merrill <jason@redhat.com>
27228 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27230 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27233 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27234 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27235 (RS/6000 and PowerPC Options): Fix typos and markup.
27236 * doc/passes.texi (Tree-SSA passes): Likewise.
27238 2008-02-02 Michael Matz <matz@suse.de>
27241 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27242 from record_last_reg_set_info.
27243 (record_last_reg_set_info): Take an RTX argument, iterate over all
27244 constituent hardregs.
27245 (record_last_set_info, record_opr_changes): Change calls to
27246 new signature or to record_last_reg_set_info_regno.
27248 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27250 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27252 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27254 PR rtl-optimization/34773
27255 * reg-notes.def (EQUAL): Mention significance of combination of
27256 REG_EQUAL and REG_RETVAL.
27257 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27258 insn that has a REG_RETVAL.
27260 2008-02-01 Roger Sayle <roger@eyesopen.com>
27263 * configure.ac (--enable-fixed-point): Disable unless explicitly
27265 * configure: Regenerate.
27267 2008-02-01 Richard Guenther <rguenther@suse.de>
27270 * invoke.texi (-finline-limit): Remove no longer true parts
27271 of the documentation. Note that there is no default value.
27273 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27274 Mark Mitchell <mark@codesourcery.com>
27275 Ben Elliston <bje@au.ibm.com>
27278 * doc/extend.texi (Other Builtins): Document.
27280 2008-01-31 Tom Browder <tom.browder@gmail.com>
27282 * doc/c-tree.texi (Types): Fix grammar.
27283 (Expression trees): Ditto.
27284 * doc/passes.texi (Tree-SSA passes): Ditto.
27286 * doc/configterms.texi (Configure Terms): Fix typo.
27287 * doc/cpp.texi (Common Predefined Macros): Ditto.
27288 * doc/md.texi (Machine Constraints): Ditto.
27290 * doc/makefile.texi (Makefile): Add comma.
27292 2008-01-31 Tom Browder <tom.browder@gmail.com>
27293 Gerald Pfeifer <gerald@pfeifer.com>
27295 * doc/sourcebuild.texi (Front End): Remove references to CVS
27296 and CVSROOT/modules.
27297 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27298 (Back End): Remove reference to CVS.
27300 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27303 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27305 (mips16_gp_pseudo_reg): ...here.
27306 * config/mips/mips.md (load_const_gp): Replace with...
27307 (load_const_gp_<mode>): ...this :P-based insn.
27309 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27311 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27312 options. Minor fixes.
27313 (-std): Move reference to standards closer to where language
27314 standards are first mentioned.
27316 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27318 PR rtl-optimization/34995
27319 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27320 parameter and return a bool. If the rtx parameter is nonnull,
27321 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27322 (find_reloads): Update call accordingly. Pass the new operand
27323 if it needed no address reloads, otherwise pass null.
27325 2008-01-30 Richard Henderson <rth@redhat.com>
27328 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27329 for unbounded arrays.
27331 2008-01-30 Silvius Rus <rus@google.com>
27333 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27335 2008-01-30 Jan Hubicka <jh@suse.cz>
27338 * i386.c (init_cumulative_args): Use real function declaration when
27341 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27343 PR rtl-optimization/34998
27344 * global.c (build_insn_chain): Treat non-subreg_lowpart
27345 SUBREGs of pseudos as clobbering all the words covered by the
27346 SUBREG, not just all the bytes.
27347 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27348 original df_ref rather than an extract parameter.
27349 (global_conflicts): Update call accordingly.
27351 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27353 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27354 the overflow check to make it easier to read.
27355 (__fixtfdi): Change the type of the ll member in union
27356 long_double to UDItype_x.
27358 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27360 PR middle-end/34969
27361 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27362 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27363 * tree-inline.c (fold_marked_statements): Call
27364 cgraph_update_edges_for_call_stmt if folding a call statement.
27365 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27366 debug_generic_stmt calls, reset it back afterwards.
27369 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27371 * c-typeck.c (build_external_ref): Don't pedwarn about
27372 static vars in current function's scope.
27374 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27376 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27378 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27381 * ipa-struct-reorg.c: Fix spelling.
27382 * params.def: Ditto.
27384 2008-01-29 Richard Guenther <rguenther@suse.de>
27386 PR middle-end/35006
27387 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27389 * tree-inline.c (remap_type): Increment remapping_type_depth
27390 around remapping types.
27391 (copy_body_r): Only add referenced variables if they are referenced
27392 from code, not types.
27394 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27405 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27406 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27408 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27411 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27412 pointer for tiny stack.
27414 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27416 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27418 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27420 * config/vx-common.h: Fix typo in comment.
27422 2008-01-28 Ian Lance Taylor <iant@google.com>
27426 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27427 coalesce pointers if they have different DECL_NO_TBAA_P values.
27428 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27429 between variables with different DECL_NO_TBAA_P values.
27431 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27434 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27435 are not legitimate small data references on SPE targets.
27437 2008-01-28 David Daney <ddaney@avtrex.com>
27439 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27441 2008-01-28 David Daney <ddaney@avtrex.com>
27443 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27445 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27447 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27448 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27449 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27450 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27451 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27452 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27453 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27454 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27456 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27458 * basic-block.h (condjump_equiv_p): Fix comment.
27460 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27462 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27463 print_generic_stmt_indented): Fix comment.
27465 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27467 * configure.ac (__stack_chk_fail): Add detecion for availability
27468 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27469 * configure: Regenerate.
27471 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27473 PR middle-end/34688
27474 * final.c (output_addr_const): Handle TRUNCATE.
27476 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27479 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27480 (zero_cost, infinite_cost): New constants.
27481 (struct cost_pair): Change type of cost to comp_cost.
27482 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27483 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27485 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27486 split_address_cost, ptr_difference_cost, difference_cost,
27487 get_computation_cost_at, get_computation_cost,
27488 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27489 determine_use_iv_cost_condition, determine_use_iv_costs,
27490 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27491 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27492 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27493 Change type of cost to comp_cost.
27494 (determine_iv_cost): Increase cost of non-original ivs, instead
27495 of decreasing the cost of original ones.
27496 (get_address_cost): Indicate the complexity of the addressing mode
27498 (try_add_cand_for): Prefer using ivs not specific to some object.
27499 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27501 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27502 Janis Johnson <janis187@us.ibm.com>
27505 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27506 (TARGET_INSTANTIATE_DECLS): Likewise.
27507 * target.h (expand_to_rtl_hook): New target hook.
27508 (instantiate_decls): Likewise.
27509 * function.c (instantiate_decl): Make non-static. Rename to...
27510 (instantiate_decl_rtl): ... this.
27511 (instantiate_expr): Use instantiate_decl_rtl.
27512 (instantiate_decls_1): Likewise.
27513 (instantiate_decls): Likewise.
27514 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27515 * function.h (instantiate_decl_rtl): Add prototype.
27516 * cfgexpand.c (target.h): New include.
27517 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27518 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27519 (TARGET_INSTANTIATE_DECLS): Likewise.
27520 (TARGET_INITIALIZER): New target hooks added.
27521 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27523 * config/rs6000/rs6000.c (tree-flow.h): New include.
27524 (machine_function): Add sdmode_stack_slot field.
27525 (rs6000_alloc_sdmode_stack_slot): New function.
27526 (rs6000_instantiate_decls): Likewise.
27527 (rs6000_secondary_memory_needed_rtx): Likewise.
27528 (rs6000_check_sdmode): Likewise.
27529 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27530 (TARGET_INSTANTIATE_DECLS): Likewise.
27531 (rs6000_hard_regno_mode_ok): Allow SDmode.
27532 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27533 (rs6000_emit_move): Handle SDmode.
27534 (function_arg_advance): Likewise.
27535 (function_arg): Likewise.
27536 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27537 SDmode var args for 32-bit compiles.
27538 (rs6000_secondary_reload_class): Handle SDmode.
27539 (rs6000_output_function_epilogue): Likewise.
27540 (rs6000_function_value): Simplify if statement.
27541 (rs6000_libcall_value): Likewise.
27542 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27543 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27544 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27545 (movsd_hardfloat): New define_insn.
27546 (movsd_softfloat): Likewise.
27547 (movsd_store): Likewise.
27548 (movsd_load): Likewise.
27549 (extendsddd2): Likewise.
27550 (extendsdtd2): Likewise.
27551 (truncddsd2): Likewise.
27552 (movdd_hardfloat64): Fixup comment.
27553 (UNSPEC_MOVSD_LOAD): New constant.
27554 (UNSPEC_MOVSD_STORE): Likewise.
27556 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27559 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27561 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27562 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27563 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27564 and TRUTH_XOR_EXPR.
27566 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27569 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27570 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27571 __LONGDOUBLE128 too.
27572 * config/rs6000/aix61.h: New file.
27574 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27576 PR rtl-optimization/34959
27577 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27578 popcount and parity rtxes the same mode as their operand.
27579 Truncate or extend the result to the return value's mode
27582 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27585 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27586 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27587 to GOT_VERSION_REGNUM.
27588 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27589 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27590 * config/mips/mips.c (mips_emit_call_insn): New function.
27591 (mips_call_tls_get_addr): Call mips_expand_call directly.
27592 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27594 (mips16_build_call_stub): Likewise. Return the call insn or null.
27595 (mips_expand_call): Update the call to mips16_build_call_stub
27596 accordingly and a remove redundant condition. Assert that MIPS16
27597 stubs do not use lazy binding. Use mips_emit_call_insn and return
27599 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27601 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27602 (mips_avoid_hazard): Remove hazard_set handling.
27603 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27604 (UNSPEC_RESTORE_GP): ...this.
27605 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27606 (FAKE_CALL_REGNO): Rename to...
27607 (GOT_VERSION_REGNUM): ...this.
27608 (type): Add "ghost" value. Add an associated insn reservation.
27609 (hazard_set): Remove.
27610 (exception_receiver): Rename to...
27611 (restore_gp): ...this and update the unspec identifier accordingly.
27612 (exception_receiver, nonlocal_got_receiver): New expanders.
27613 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27614 FAKE_CALL_REGNO. Remove hazard_set attribute.
27615 (set_got_version, update_got_version): New patterns.
27617 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27620 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27622 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27625 * doc/install.texi2html: Generate gcc-vers.texi.
27627 2008-01-25 DJ Delorie <dj@redhat.com>
27629 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27631 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27633 * config/c4x: Remove directory.
27634 * config.gcc (crx-*, mt-*): Mark obsolete.
27635 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27636 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27637 sh-*-rtemscoff*): Remove cases.
27638 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27639 * real.c (encode_c4x_single, decode_c4x_single,
27640 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27641 c4x_extended_format): Remove.
27642 * real.h (c4x_single_format, c4x_extended_format): Remove.
27643 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27645 (Pragmas): Remove comment about c4x pragmas.
27646 * doc/install.texi (c4x): Remove target-specific instructions.
27647 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27648 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27649 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27650 refer to C4x source files as examples.
27651 (C4X_FLOAT_FORMAT): Remove documentation.
27653 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27655 * config/bfin/bfin.c (override_options): Reorder tests so that
27656 flag_pic gets enabled for -msep-data.
27658 2008-01-25 Richard Guenther <rguenther@suse.de>
27660 PR middle-end/32244
27661 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27662 to its bitfield precision if required.
27664 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27666 PR middle-end/33880
27667 * tree-nested.c (walk_omp_for): New function.
27668 (convert_nonlocal_reference, convert_local_reference): Call
27669 walk_omp_for on OMP_FOR.
27670 (convert_call_expr): Call walk_body on OMP_FOR's
27671 OMP_FOR_PRE_INIT_BODY.
27673 2008-01-25 Richard Guenther <rguenther@suse.de>
27675 PR tree-optimization/34966
27676 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27677 default defs and PHI_NODEs we have to insert after the
27678 defining statement.
27680 2008-01-24 Nick Clifton <nickc@redhat.com>
27682 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27683 Provide a default definition.
27684 (LIBGCC2_UNITS_PER_WORD): Likewise.
27686 * config/stormy16/stormy16.c: Include df.h for the prototype
27687 for df_regs_ever_live_p.
27688 (xstormy16_expand_builtin_va_start): Convert the stack offset
27689 into a component_ref and then use POINTER_PLUS_EXPR to add it
27690 to the incoming_virtual_args_rtx.
27691 (xstormy16_gimplify_va_arg_expr): Rename to
27692 xstormy16_gimplify_va_arg_expr.
27693 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27694 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27695 xstormy16_gimplify_va_arg_expr.
27696 Fix up some formatting issues.
27698 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27699 Move to predicates.md.
27700 (xs_hi_general_operand): Likewise.
27701 (xs_hi_nonmemory_operand): Likewise.
27702 * config/stormy16/predicates.md:
27703 (xstormy16_carry_plus_operand): New predicate.
27704 (xs_hi_general_operand): New predicate.
27705 (xs_hi_nonmemory_operand): New predicate.
27706 * config/stormy16/stormy16-protos.h:
27707 (xstormy16_carry_plus_operand): Delete prototype.
27708 (xs_hi_general_operand): Likewise.
27709 (xs_hi_nonmemory_operand): Likewise.
27711 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27712 modifiers as they are no longer needed and they can trigger
27713 reload spill failures.
27715 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27716 with a match_operand in order to help reload.
27718 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27719 constraint with 'e' for the 8th alternative as this version of
27720 the mov.w instruction only accepts the lower 8 registers.
27722 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27725 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27726 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27729 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27731 PR middle-end/33333
27732 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27734 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27736 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27738 (remove_structure): Update allocations list before removing structure.
27740 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27742 * ipa-struct-reorg.c (is_safe_cond_expr,
27743 create_new_stmts_for_cond_expr): Use integer_zerop function,
27744 that recognize not only zero-pointer, but zero-integer too.
27746 2008-01-25 Ben Elliston <bje@au.ibm.com>
27749 * fixproto: Escape "." in sed expression that strips leading "./".
27751 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27754 * gcc.c (SWITCH_OK): Removed.
27755 (SWITCH_LIVE): Changed to bit.
27756 (SWITCH_FALSE): Likewise.
27757 (SWITCH_IGNORE): Likewise.
27758 (switchstr): Change live_cond to unsigned int.
27759 (process_command): Replace SWITCH_OK with 0.
27760 (do_self_spec): Likewise.
27761 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27762 (give_switch): Likewise.
27763 (used_arg): Likewise.
27764 (do_spec_1): Set the SWITCH_IGNORE bit.
27765 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27766 bits. Set the SWITCH_LIVE bit.
27768 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27770 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27772 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27774 PR tree-optimization/34472
27775 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27776 parameter to a "bool *" and set *DATA to false if there is
27777 an unsafe access. Do not delete the structure here.
27778 (check_cond_exprs): Delete it here instead.
27779 (check_cond_exprs, exclude_cold_structs): Do not increase
27780 I when removing a structure.
27782 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27785 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27786 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27788 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27790 PR middle-end/34934
27791 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27792 a fixed vector for stack.
27794 2008-01-24 Ben Elliston <bje@au.ibm.com>
27797 * doc/gcc.texi (Software development): Add a direntry for g++.
27799 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27801 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27802 stale and straggling -fforce-addr comments above.
27804 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27806 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27807 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27809 2008-01-23 Michael Matz <matz@suse.de>
27812 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27815 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27817 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27818 malloc result type.
27820 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27822 * config/avr/avr.c (avr_current_arch): New variable.
27823 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27824 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27825 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27826 (avr_override_options): Init 'avr_current_arch'.
27827 (base_arch_s): Move from here...
27828 * config/avr/avr.h (base_arch_s): ... here. Add new members
27829 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27830 'mega' to 'have_jmp_call'.
27831 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27832 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27834 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27836 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27837 MULTILIB_MATCHES): Ditto.
27839 2008-01-23 Richard Guenther <rguenther@suse.de>
27841 PR middle-end/31529
27842 * cgraphunit.c (cgraph_reset_node): Always mark the node
27843 not reachable if it is not queued already.
27845 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27847 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27848 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27849 (cputype_selected): New static variable.
27850 (bfin_handle_option): Set it if -mcpu is used.
27851 (override_option): Select default set of workarounds if no cpu type
27852 selected on the command line.
27853 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27855 From Michael Frysinger <michael.frysinger@analog.com>
27856 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27857 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27859 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27860 for bf547, bf523, bf524, and bf526.
27861 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27863 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27864 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27865 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27866 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27867 * doc/invoke.texi (Blackfin Options): Document that
27868 -mcpu now accept bf547, bf523, bf524, and bf526.
27870 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27872 PR rtl-optimization/34628
27873 * combine.c (try_combine): Stop and undo after the first combination
27874 if an autoincrement side-effect on the first insn has effectively
27877 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27880 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27881 Offset addresses are not valid for Altivec or paired float modes.
27883 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27886 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27887 if DECL_INITIAL (decl) is error_mark_node.
27890 * c-common.c (handle_vector_size_attribute): Only allow
27891 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27892 the same way as pointer, array etc. types.
27893 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27896 * tree.c (build_type_attribute_qual_variant): Call
27897 build_qualified_type if attributes are equal, but quals are not.
27899 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27902 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27903 * flags.h (warn_strict_aliasing): Remove.
27904 (warn_strict_overflow): Remove.
27905 * opts.c (warn_strict_aliasing): Remove.
27906 (warn_strict_overflow): Remove.
27907 * c-opts.c (c_common_handle_option): -Wall only sets
27908 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27909 (c_common_post_options): Give default values to -Wstrict-aliasing
27910 and -Wstrict-overflow if they are uninitialized.
27911 * common.opt (Wstrict-aliasing): Specify Var and Init.
27912 (Wstrict-overflow): Likewise.
27914 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27916 PR rtl-optimization/26854
27917 PR rtl-optimization/34400
27918 PR rtl-optimization/34884
27919 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27921 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27922 (df_rd_bb_info.expanded_lr_out): Deleted
27923 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27924 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27925 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27926 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27927 Removed code to allocate, initialize or free expanded_lr_out.
27928 (df_rd_bb_local_compute_process_def): Restructured to make more
27930 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27931 sets if the sets are being trimmed.
27933 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27936 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27937 (as_vers): Likewise.
27938 * configure: Regenerated.
27940 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27942 PR middle-end/33092
27943 * tree-pass.h (pass_build_alias): New pass.
27944 * tree-ssa-alias.c (gate_build_alias): New.
27945 (pass_build_alias): New.
27946 * passes.c (init_optimization_passes): Add pass_build_alias after
27947 pass_create_structure_vars.
27949 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27951 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27952 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27953 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27954 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27955 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27956 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27957 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27958 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27959 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27960 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27961 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27962 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27963 * config/s390/s390.md (FP_ALL): New mode iterator.
27964 (_d): New mode attribute.
27965 ("*signbit<mode>2>"): Changed mode of first operand.
27966 ("isinf<mode>2"): Changed mode of first operand.
27967 ("*TDC_insn"): Adaptation for DFP modes.
27969 2008-01-22 Ben Elliston <bje@au.ibm.com>
27971 * tree.c (check_qualified_type): Improve function description.
27973 2008-01-21 Jason Merrill <jason@redhat.com>
27976 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27977 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27980 2008-01-21 DJ Delorie <dj@redhat.com>
27982 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27985 2008-01-21 Richard Guenther <rguenther@suse.de>
27987 PR middle-end/34856
27988 * tree-cfg.c (verify_expr): Allow all invariant expressions
27989 instead of just constant class ones as reference argument.
27990 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27991 like any other constant.
27992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27994 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27996 * regmove.c (fixup_match_1): Update call crossed frequencies.
27998 2008-01-21 Richard Guenther <rguenther@suse.de>
28001 * tree-inline.c (setup_one_parameter): Deal with mismatched
28002 types using a VIEW_CONVERT_EXPR.
28004 2008-01-21 Alon Dayan <alond@il.ibm.com>
28005 Olga Golovanevsky <olga@il.ibm.com>
28007 PR tree-optimization/34701
28008 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28009 when the structure size is not a power of 2.
28011 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28013 * doc/install.texi: Add doc for --enable-checking=df.
28015 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28017 PR rtl-optimization/34808
28018 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28020 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28022 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28025 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28027 PR rtl-optimization/26854
28028 PR rtl-optimization/34400
28029 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28031 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28032 (df_rd_bb_info.expanded_lr_out): New.
28033 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28034 * loop_iv.c (iv_analysis_loop_init): Ditto.
28035 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28036 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28037 Added code to allocate, initialize or free expanded_lr_out.
28038 (df_rd_bb_local_compute_process_def): Restructured to make
28039 more understandable.
28040 (df_rd_confluence_n): Add code to do nothing with fake edges and
28041 code to no apply invalidate_by_call sets if the sets are being trimmed.
28042 (df_lr_local_finalize): Renamed to df_lr_finalize.
28043 (df_live_local_finalize): Renamed to df_live_finalize.
28045 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28048 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28049 deciding whether to use reciprocal instructions.
28051 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28053 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28054 dwarf2out_note_section_used if cold_text_section is NULL.
28056 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28058 PR gcov-profile/34610
28059 * tree-cfg.c (make_edges): Mark both outgoing edges from
28060 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28061 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28062 from OMP_FOR and OMP_CONTINUE outgoing edges.
28064 * tree-profile.c (tree_profiling): Return early if
28065 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28067 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28068 from cfun to child_cfun.
28069 * function.h (struct function): Add after_tree_profile bit.
28071 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28073 * config/avr/avr.S (_exit): Disable interrupt.
28075 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28076 Steven Bosscher <stevenb.gcc@gmail.com>
28078 PR rtl-optimization/26854
28079 PR rtl-optimization/34400
28080 * df-problems.c (df_live_scratch): New scratch bitmap.
28081 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28082 (df_live_reset): Clear the proper bitmaps.
28083 (df_live_bb_local_compute): Only process the artificial defs once
28084 since the order is not important.
28085 (df_live_init): Init the df_live sets only with the variables
28086 found live by df_lr.
28087 (df_live_transfer_function): Use the df_lr sets to prune the
28088 df_live sets as they are being computed.
28089 (df_live_free): Free df_live_scratch.
28091 2008-01-18 Ian Lance Taylor <iant@google.com>
28093 * common.opt: Add fmerge-debug-strings.
28094 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28095 flag_merge_debug_strings rather than flag_merge_constants.
28096 * doc/invoke.texi (Option Summary): Mention
28097 -fmerge-debug-strings.
28098 (Debugging Options): Document -fmerge-debug-strings.
28100 2008-01-18 Ian Lance Taylor <iant@google.com>
28103 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28104 (struct tree_function_decl): Add new field operator_new_flag.
28105 * tree-inline.c (expand_call_inline): When inlining a call to
28106 operator new, force the return value to go into a variable, and
28107 set DECL_NO_TBAA_P on that variable.
28108 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28110 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28113 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28114 DWARF2_DEBUGGING_INFO.
28115 (dwarf2out_note_section_used): Ditto. Add prototype.
28116 (have_multiple_function_sections, text_section_used,
28117 cold_text_section_used, *cold_text_sections): Move declarations
28120 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28122 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28123 field and add signal_ra.
28124 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28125 assignments to frame state pc. Move end of stack check after
28126 MD_FALLBACK_FRAME_STATE_FOR.
28127 (uw_update_context_1): Use frame state signal_regs if set, instead
28128 of checking signal_frame flag.
28129 (uw_update_context): Use frame state signal_ra if set.
28130 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28131 * config/xtensa/linux-unwind.h: New file.
28133 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28135 * modulo-sched.c (get_sched_window): Fix comment typo.
28137 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28139 PR tree-optimization/34648
28140 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28142 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28144 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28145 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28147 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28149 PR rtl-optimization/34400
28150 * df-core.c (df_worklist_dataflow_overeager,
28151 df_worklist_dataflow_doublequeue): New functions.
28152 (df_worklist_dataflow): Two different worklist solvers.
28153 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28156 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28159 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28160 and ftree-parallelize-loops.
28162 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28164 PR rtl-optimization/34826
28165 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28167 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28169 * global.c (find_reg): Mark the eh regs as used if necessary.
28170 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28171 * ra.h (struct allocno): no_eh_reg field added. Changed
28172 no_stack_reg type to bitfield.
28174 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28176 * tree.c (substitute_in_expr): Add missing 'break'.
28178 2008-01-17 Richard Guenther <rguenther@suse.de>
28180 PR tree-optimization/34825
28181 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28182 x / x as division to handle.
28184 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28186 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28187 "-pthread" is specified.
28188 * pa-hpux11.h (LIB_SPEC): Likewise.
28190 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28191 Peter Bergner <bergner@vnet.ibm.com>
28193 PR rtl-optimization/33796
28194 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28196 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28198 PR libgfortran/34699
28199 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28201 * pa-hpux10.h (LINK_SPEC): Likewise.
28202 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28204 2008-01-16 Richard Guenther <rguenther@suse.de>
28206 PR middle-end/32628
28207 * fold-const.c (fold_convert_const_int_from_int): Do not
28208 set overflow if that occured only because of a sign extension
28209 change when converting from/to a sizetype with the same
28210 precision and signedness.
28212 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28215 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28216 location address to the correct place. Update copyright year.
28218 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28220 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28221 no dependences in the dependence_relations vector.
28223 2008-01-16 Jan Hubicka <jh@suse.cz>
28225 PR rtl-optimization/31396
28226 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28227 * cfg.c (dump_reg_info): Print it.
28228 * regs.h (struct reg_info_t): add freq_calls_crossed.
28229 (REG_FREQ_CALLS_CROSSED): New macro.
28230 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28231 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28232 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28233 regmove_optimize): Update call crossed frequencies.
28234 * local-alloc.c (struct qty): Add freq_calls_crossed.
28235 (alloc_qty): Copute freq_calls_crossed.
28236 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28237 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28238 * ra.h (struct allocno): Add freq_calls_crossed.
28240 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28242 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28243 libgomp when compiling with ftree-parallelize-loops.
28244 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28246 2008-01-16 Richard Guenther <rguenther@suse.de>
28248 PR tree-optimization/34769
28249 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28250 * tree.c (int_cst_value): Instead make this function more
28251 permissive in what it accepts as valid input. Document this
28252 function always sign-extends the value.
28254 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28255 Richard Guenther <rguenther@suse.de>
28258 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28259 (gimple_fold_indirect_ref_rhs): ... this.
28260 (gimple_fold_indirect_ref): New function with foldings
28261 that preserve lvalueness.
28262 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28263 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28264 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28265 to fold an INDIRECT_REF, fall back to the old use of
28266 fold_indirect_ref_1.
28268 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28270 * tree-data-ref.c (subscript_dependence_tester_1): Call
28271 free_conflict_function.
28272 (compute_self_dependence): Same.
28274 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28277 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28278 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28280 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28281 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28282 for DWARF2_UNWIND_INFO targets.
28284 2008-01-16 Richard Guenther <rguenther@suse.de>
28287 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28288 type qualifiers for function types.
28290 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28292 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28293 loop_iterator li from previous commit.
28295 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28297 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28299 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28301 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28302 (parallelize_loops): Don't parallelize irreducible components.
28304 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28307 * c-opts (c_common_post_options): Do not enable CPP
28308 flag_pedantic_errors by default.
28310 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28312 PR rtl-optimization/31944
28313 * cse.c (remove_pseudo_from_table): New function.
28314 (merge_equiv_classes): Use above function to remove pseudo-registers.
28315 (invalidate): Likewise.
28317 2008-01-13 Richard Guenther <rguenther@suse.de>
28319 PR middle-end/34601
28320 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28321 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28323 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28325 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28326 validate_change to unshare the source of the PC set.
28328 2008-01-12 Jan Hubicka <jh@suse.cz>
28330 PR middle-end/32135
28331 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28332 references above array bounds. This might trigger bounds checks for
28333 pointers to arrays.
28335 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28337 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28338 new_replaceable_dependencies.
28340 2008-01-12 Doug Kwan <dougkwan@google.com>
28342 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28343 instead of OPT_Wreturn_type in warning due to ignored return type
28345 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28346 options included in -Wextra.
28347 * c.opt: New option -Wignored_qualifiers.
28348 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28349 -Wignore_qualifiers.
28350 (-Wignored-qualifiers): Document.
28351 (-Wreturn-type): Remove description of functionality now handled
28352 by -Wignored-qualifiers.
28354 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28357 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28358 NOP_EXPR if it is between integral types with the same precision.
28360 2008-01-12 Jan Hubicka <jh@suse.cz>
28363 * invoke.texi (max-inline-recursive-depth): Fix default value.
28365 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28367 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28370 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28372 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28374 2008-01-11 James E. Wilson <wilson@specifix.com>
28377 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28379 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28381 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28382 save/restore frame pointer register and don't use 'call-prologues'
28383 optimization in function with "OS_task" attribute.
28385 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28387 PR middle-end/31309
28388 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28389 when copying to memory.
28391 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28393 PR rtl-optimization/30905
28394 * cfgcleanup.c: Include dce.h
28395 (crossjumps_occured): New global variable.
28396 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28397 If something changed, set crossjumps_occured to true.
28398 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28399 Don't add/remove fake edges to exit here...
28400 (cleanup_cfg): ...but do it here, when crossjumping.
28401 Run a fast DCE when successful crossjumps occured in the latest
28402 iteration of try_optimize_cfg.
28404 2008-01-11 Richard Guenther <rguenther@suse.de>
28406 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28407 (struct vn_unary_op_s): Likewise.
28408 (vn_reference_insert): Free old reference on hash collision.
28410 2008-01-10 Raksit Ashok <raksit@google.com>
28412 PR rtl-optimization/27971
28413 * combine.c (find_split_point): Split PLUS expressions which are
28414 inside a MEM rtx, and whose first operand is complex.
28416 2008-01-10 DJ Delorie <dj@redhat.com>
28418 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28419 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28420 (m32c_hard_regno_ok): Call the underlying function.
28422 2008-01-10 Richard Guenther <rguenther@suse.de>
28424 PR middle-end/34683
28425 * tree-cfg.c (tree_merge_blocks): Do not go through the
28426 full-blown folding and stmt updating path if we just deal
28427 with virtual operands.
28428 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28429 test for abnormal SSA_NAMEs.
28431 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28433 PR middle-end/34641
28434 * reload.c (push_reload): Add assertions. All constants from
28435 reg_equiv_constant should have been used for replacing the respective
28437 (find_reloads_address): Invoke find_reloads_address_part for
28438 constant taken from the reg_equiv_constant array.
28440 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28442 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28443 field (valnum) the first in the struct. Replace bools with
28446 2008-01-10 Richard Guenther <rguenther@suse.de>
28448 PR tree-optimization/34651
28449 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28450 types and ordering for masking and converting.
28452 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28454 PR tree-optimization/34017
28455 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28456 also for PHI_NODE expressions.
28458 2008-01-09 Jan Hubicka <jh@suse.cz>
28460 PR tree-optimization/34708
28461 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28462 based on number of case labels.
28463 (init_inline_once): Remove switch_cost.
28464 * tree-inline.h (eni_weights_d): Remove switch_cost.
28466 2008-01-09 Richard Guenther <rguenther@suse.de>
28467 Andrew Pinski <andrew_pinski@playstation.sony.com>
28469 PR middle-end/30132
28470 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28471 temporary if an rvalue is ok or an lvalue is not required.
28473 2008-01-09 Richard Guenther <rguenther@suse.de>
28475 PR middle-end/34458
28476 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28477 adjust return type.
28479 2008-01-09 Richard Guenther <rguenther@suse.de>
28481 PR middle-end/34679
28482 * tree.c (host_integerp): Check for sizetype only if the
28483 type is an integer type.
28485 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28488 * opts.c (decode_options): Disable inlining of functions called
28489 once if not in unit-at-a-time mode.
28491 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28493 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28495 2008-01-08 Richard Guenther <rguenther@suse.de>
28497 PR middle-end/31863
28498 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28499 out early if the result will be unused.
28501 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28506 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28507 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28510 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28512 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28513 for vectorization tuned.
28515 2008-01-08 Richard Guenther <rguenther@suse.de>
28517 PR tree-optimization/34683
28518 * tree-ssa-operands.c (operand_build_cmp): Export.
28519 * tree-ssa-operands.h (operand_build_cmp): Declare.
28520 * tree-vn.c (vuses_compare): Remove.
28521 (sort_vuses): Use operand_build_cmp.
28522 (sort_vuses_heap): Likewise.
28523 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28524 to re-use old VEC if available. Do not sort already sorted VUSEs.
28525 (vdefs_to_vec): Do not sort already sorted VDEFs.
28527 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28529 PR middle-end/34694
28530 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28532 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28535 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28536 limitations of reciprocal sequences on x86 targets.
28538 2008-01-08 Richard Guenther <rguenther@suse.de>
28540 PR tree-optimization/34683
28541 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28543 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28546 * config/darwin.c (darwin_mergeable_string_section): Don't use
28547 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28549 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28552 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28553 negxf2. Macroize expander using X87MODEF mode iterator. Change
28554 predicates of op0 and op1 to register_operand.
28555 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28556 expander using X87MODEF mode iterator. Change predicates of
28557 op0 and op1 to register_operand.
28558 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28559 corresponding patterns and macroize using MODEF macro. Change
28560 predicates of op0 and op1 to register_operand and remove
28561 "m" constraint. Disparage "r" alternative with "!".
28562 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28563 macroize using X87MODEF macro. Change predicates of op0 and op1
28564 to register_operand and remove "m" constraint. Disparage "r"
28565 alternative with "!".
28566 (absneg splitter with memory operands): Remove.
28567 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28568 patterns and macroize using X87MODEF mode iterator.
28569 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28570 Change predicate of op1 to register_operand.
28571 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28572 for memory operands.
28574 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28576 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28578 2008-01-07 Richard Guenther <rguenther@suse.de>
28580 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28583 2008-01-07 Richard Guenther <rguenther@suse.de>
28585 PR tree-optimization/34683
28586 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28587 VOPs of the needed size to save memory. Use VEC_quick_push
28588 to save compile-time.
28589 (vdefs_to_vec): Likewise.
28591 2008-01-07 Sa Liu <saliu@de.ibm.com>
28593 * config/spu/spu.md (divdf3): Genetate inline code for double
28594 division. The implementation doesn't handle INF or NAN, therefore it
28595 only applies when -ffinite-math-only is given.
28597 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28600 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28601 * doc/cpp.texi ([Common Predefined Macros]): Document.
28603 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28605 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28606 order to use commutative addition instead of subtraction.
28608 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28609 Mircea Namolaru <namolaru@il.ibm.com>
28610 Vladimir Yanovsky <yanov@il.ibm.com>
28611 Revital Eres <eres@il.ibm.com>
28613 PR tree-optimization/34263
28614 * tree-outof-ssa.c (process_single_block_loop_latch,
28615 contains_tree_r): New functions.
28616 (analyze_edges_for_bb): Call process_single_block_loop_latch
28617 function to empty single-basic-block latch block if possible.
28619 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28621 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28623 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28625 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28627 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28629 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28631 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28633 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28635 PR tree-optimization/34618
28636 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28639 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28642 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28643 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28644 Update copyright year.
28646 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28647 Update copyright year.
28648 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28651 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28653 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28654 edge does not point to current bb before changing need_assert.
28656 2008-01-04 Richard Guenther <rguenther@suse.de>
28658 PR middle-end/34029
28659 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28660 for verifying purposes if they are is_gimple_min_invariant.
28662 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28664 PR tree-optimization/34448
28665 PR tree-optimization/34465
28666 * gimplify.c (gimplify_init_constructor): Add new parameter
28667 notify_temp_creation. Use it.
28668 (gimplify_modify_expr_rhs): Take volatiles into account when
28669 optimizing constructors.
28670 Do not optimize constructors if gimplify_init_constructor will dump to
28672 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28673 * gcc.c-torture/compile/pr34448.c: New.
28675 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28677 PR gcov-profile/34609
28678 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28679 return_slot if result is TREE_ADDRESSABLE.
28681 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28683 * config/mips/mips.md (sqrt_condition): Tweak comment.
28684 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28686 2008-01-03 Tom Tromey <tromey@redhat.com>
28689 * c-common.c (c_type_hash): Handle VLAs.
28691 2008-01-03 Jan Hubicka <jh@suse.cz>
28693 PR tree-optimization/31081
28694 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28695 0 when inlining and not inlining to first basic block.
28696 (remap_decl): When var is initialized to 0, don't set default_def.
28697 (expand_call_inline): Set entry_bb.
28698 * tree-inline.h (copy_body_data): Add entry_bb.
28700 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28703 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28706 PR tree-optimization/29484
28707 * tree-inline.c (inline_forbidden_p_2): New function.
28708 (inline_forbidden_p): Disallow inlining if some static var
28709 has an address of a local LABEL_DECL in its initializer.
28710 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28713 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28715 PR tree-optimization/34635
28716 * tree-data-ref.c (add_other_self_distances): Make sure that the
28717 evolution step is constant.
28719 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28721 PR middle-end/34608
28722 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28724 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28726 * tree-sra.c (scalarize_init): Insert the generate_element_init
28727 statements after the generate_element_zero statements.
28729 2008-01-02 Richard Guenther <rguenther@suse.de>
28731 PR middle-end/34093
28732 PR middle-end/31976
28733 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28734 for very large number of operands instead of ICEing.
28736 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28739 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28740 while stack probing.
28742 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28744 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28747 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28749 PR libmudflap/26442
28750 * tree-mudflap.c (mx_register_decls): Guard warning by
28751 !DECL_ARTIFICIAL check.
28753 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28755 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28756 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28757 sse5_perm<mode>): Fix constraints.